preliminary

preliminary

WITH SPI AND SER/PAR INTERFACES

Rev B2, Page 11/37

ELECTRICAL CHARACTERISTICS

Operating conditions: VDDA = 4 V to 5.5 V, VDD = 3 V to 5.5 V, GNDA = GND, Tj = -40 °C to 125 °C, unless otherwise specified.

Item

Symbol

Parameter

Conditions

Unit

No.

Min.

Typ.

Max.

Incremental Outputs INCA, INCB, INCZ

901 Vs()hi

Saturation Voltage hi

Vs()hi = VDD - V();

400

mV

VDD = 3 . . . 4 V, I() = 1.5 mA

VDD = 4 . . . 5.5 V, I() = 2.5 mA

902 Isc()hi

Short-Circuit Current hi

-100

-1.5

mA

903 Vs()lo

Saturation Voltage lo

VDD = 3 . . . 4 V, l() = 1.5 mA

400

mV

VDD = 4 . . . 5.5 V, l() = 2.5 mA

904 Isc()lo

Short-Circuit Current lo

1.5

100

mA

905 tr()

Rise Time

CL = 30 pF, V(): 10% → 90% VDD

30

ns

906 tf()

Fall Time

CL = 30 pF, V(): 90% → 10% VDD

30

ns

SPI Interface SCK, CS, MISO, MOSI

A01 Vs()hi

Saturation Voltage hi at MISO

Vs()hi = VDD - V();

400

mV

VDD = 3 . . . 4 V, I() = 1.5 mA

VDD = 4 . . . 5.5 V, I() = 2.5 mA

A02 Isc()hi

Short-Circuit Current hi at MISO

-100

-1.5

mA

A03 Vs()lo

Saturation Voltage lo at MISO

VDD = 3 . . . 4 V, l() = 1.5 mA

400

mV

VDD = 4 . . . 5.5 V, l() = 2.5 mA

A04 Isc()lo

Short-Circuit Current lo at MISO

1.5

100

mA

A05 fin()

Permissible Clock Frequency at

SCK

10

MHz

A06 Vt()hi

Threshold Voltage hi at SCK, CS,

MOSI

2

V

A07 Vt()lo

Threshold Voltage lo at SCK, CS,

MOSI

0.8

V

A08 Vt()hys

Hysteresis at SCK, CS, MOSI

Vt()hys = Vt()hi - Vt()lo

40

100

mV

A09 Ipu()

Pull-Up Current at SCK, MOSI

V() = 0 . . . VDD - 1 V;

VDD = 3 . . . 4 V

-65

-25

-5

µA

VDD = 4 . . . 5.5 V

-120

-60

-10

µA

A10 Vpu()

Pull-Up Voltage at SCK, MOSI

Vpu() = VDD - V();

400

mV

VDD = 3 . . . 4 V, I() = -3 µA

VDD = 4 . . . 5.5 V, I() = -5 µA

A11 Ipd()

Pull-Down Current at CS

V() = 1 V . . . VDD;

VDD = 3 . . . 4 V

5

25

80

µA

VDD = 4 . . . 5.5 V

8

60

150

µA

A12 Vpd()

Pull-Down Voltage at CS

VDD = 3 . . . 4 V, I() = 3 µA

400

mV

VDD = 4 . . . 5.5 V, I() = 5 µA

A13 tp1()

Propagation Delay: MISO hi

after Falling Edge CS

see Figure 2

30

ns

A14 tp2()

Propagation Delay: MISO Stable

after Clock Edge SCK

see Figure 2

30

ns