FMS7401LVN datasheet(7/81 Pages) FAIRCHILD

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FMS7401LVN Datasheet(PDF) 7 Page - Fairchild Semiconductor

Part #	FMS7401LVN

Description	Digital Power Controller

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Manufacturer	FAIRCHILD [Fairchild Semiconductor]

Direct Link	http://www.fairchildsemi.com

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PRODUCT SPECIFICATION

FMS7401L

REV. 1.0.3 1/24/05

List of Tables

Table 1.

Default Register States . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Table 2.

CMODE Bit Deﬁnition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Table 3.

PLL Frequency Selection (FPLL/FOSC = 2MHz) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Table 4.

HALT Register Deﬁnition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Table 5.

ADCNTRL1 Register Bit Deﬁnitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Table 6.

Analog Input Channel Selection (ACHSEL[3:0]) Bit Deﬁnitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Table 7.

ADCNTRL2 Register Bit Deﬁnitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Table 8.

Programmable Comparator (COMP) Control Register Bit Deﬁnitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

Table 9.

Programmable Comparator Lower Voltage Reference VTHL (Levels 1 – 31) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Table 10.

Programmable Comparator Upper Voltage Reference VTHU (Levels 32 – 63) . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

Table 11.

Digital Delay (DDELAY) Register Bit Deﬁnitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

Table 12.

Prescale (PSCALE) Register Bit Deﬁnitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

Table 13.

PLL Divide Factor Selection Bits and the FT1CLK Resolution (FOSC=2 MHz) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

Table 14.

Timer 1 Prescale Selection (PS) Bits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

Table 15.

Dead Time (DTIME) Register Bit Deﬁnitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

Table 16.

Timer 1 Control (T1CNTRL) Register Bit Deﬁnitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

Table 17.

Timer 1 Mode Conﬁguration Bits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

Table 18.

Timer 0 Control (T0CNTRL) Register Deﬁnitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41

Table 19.

Watchdog Service Register (WDSVR) Deﬁnition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

Table 20.

I/O Register Bit Assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

Table 21.

I/O Conﬁguration Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

Table 22.

Multi-input Wakeup (MIW) Register Bit Assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

Table 23.

Interrupt Priority Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

Table 24.

Instruction Addressing Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .51

Table 25.

Instruction Cycles and Bytes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

Table 26.

Initialization Register 1 Bit Deﬁnitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55

Table 27.

Initialization Register 3 Bit Deﬁnitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55

Table 28.

Initialization Register 4 Bit Deﬁnitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55

Table 29.

T1HS1 (G0) and T1HS2 (G5) Default Conﬁguration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56

Table 30.

Memory Mapped Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

Table 31.

Memory Mapped Registers and their Register Bit Deﬁnitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58

Table 32.

Programming Interface Electrical Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

Table 33.

32-Bit Command and Response Word . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61

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