ST7FLITE25F1B6 datasheet(11/166 Pages) STMICROELECTRONICS

Part #	ST7FLITE25F1B6

Description	8-bit microcontroller with single voltage Flash memory, data EEPROM, ADC, Timers, SPI

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

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11 / 166 page

ST7LITE20F2 ST7LITE25F2 ST7LITE29F2

List of figures

Doc ID 8349 Rev 5

11/166

Figure 49.

ADC block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104

Figure 50.

Pin loading conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118

Figure 51.

Pin input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119

Figure 52.

fCPU maximum operating frequency versus VDD supply voltage . . . . . . . . . . . . . . . . . . . 121

Figure 53.

RC Osc Freq vs VDD @ TA= 25°C (calibrated with RCCR1: 3V @ 25°C) . . . . . . . . . . . 124

Figure 54.

RC Osc Freq vs VDD (calibrated with RCCR0: 5V@ 25°C). . . . . . . . . . . . . . . . . . . . . . . 124

Figure 55.

Typical RC oscillator Accuracy vs temperature @ VDD=5V (calibrated with

RCCR0: 5V @ 25°C) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124

Figure 56.

RC Osc Freq vs VDD and RCCR Value . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125

Figure 57.

PLL DfCPU/fCPU versus time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125

Figure 58.

PLLx4 Output vs CLKIN frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125

Figure 59.

PLLx8 Output vs CLKIN frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125

Figure 60.

Typical IDD in RUN vs. fCPU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127

Figure 61.

Typical IDD in SLOW vs. fCPU. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127

Figure 62.

Typical IDD in WAIT vs. fCPU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127

Figure 63.

Typical IDD in SLOW-WAIT vs. fCPU. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127

Figure 64.

Typical IDD in AWUF mode at TA= 25°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127

Figure 65.

Typical IDD vs. temperature at VDD = 5V and fCPU = 8MHz . . . . . . . . . . . . . . . . . . . . . 128

Figure 66.

Typical application with a crystal or ceramic resonator. . . . . . . . . . . . . . . . . . . . . . . . . . . 130

Figure 67.

Two typical applications with unused I/O Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134

Figure 68.

Typical IPU vs. VDD with VIN=VSS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134

Figure 69.

Typical VOL at VDD = 2.4V (standard). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135

Figure 70.

Typical VOL at VDD = 2.7V (standard). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136

Figure 71.

Typical VOL at VDD = 3.3V (standard). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136

Figure 72.

Typical VOL at VDD = 5V (standard) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136

Figure 73.

Typical VOL at VDD = 2.4V (high-sink) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136

Figure 74.

Typical VOL at VDD = 5V (high-sink) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137

Figure 75.

Typical VOL at VDD = 3V (high-sink) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137

Figure 76.

Typical VDD-VOH at VDD = 2.4V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137

Figure 77.

Typical VDD-VOH at VDD = 2.7V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137

Figure 78.

Typical VDD-VOH at VDD = 3V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138

Figure 79.

Typical VDD-VOH at VDD=4V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138

Figure 80.

Typical VDD-VOH at VDD=5V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138

Figure 81.

VOL vs. VDD (standard I/Os) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138

Figure 82.

Typical VOL vs. VDD (high-sink I/Os). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139

Figure 83.

Typical VDD-VOH vs. VDD. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139

Figure 84.

RESET pin protection when LVD is enabled . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140

Figure 85.

RESET pin protection when LVD is disabled . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140

Figure 86.

SPI slave timing diagram with CPHA = 0(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142

Figure 87.

SPI Slave Timing Diagram with CPHA = 1(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142

Figure 88.

SPI Master Timing Diagram(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143

Figure 89.

Typical Application with ADC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 144

Figure 90.

ADC accuracy characteristics with amplifier disabled. . . . . . . . . . . . . . . . . . . . . . . . . . . . 145

Figure 91.

ADC accuracy characteristics with amplifier enabled . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145

Figure 92.

Amplifier noise vs voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 146

Figure 93.

20-Pin plastic small outline package, 300-mil width . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147

Figure 94.

20-Pin Plastic Dual In-Line Package, 300-mil Width. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148

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