Si8250/1/2

10

Preliminary Rev. 0.8

Table 10. Comparator0 Specifications

TA = –40 to +125 °C, VDD = 2.5 V, SYSCLK = 25 MHz, PLLCLK = 200 MHz unless otherwise specified.

Parameter

Conditions

Min

Typ

Max

Units

Vin

0

—

V

Low-Speed Supply Current

—

8

—

µA

Full-speed Supply Current

—

225

—

µA

Hysteresis

CP0HYP[1:0] = 00

—

0

—

mV

CP0HYP[1:0] = 01

—

7

—

CP0HYP[1:0] = 10

—

14

—

CP0HYP[1:0] = 11

—

28

—

CP0HYN[1:0] = 00

—

0

—

CP0HYN[1:0] = 01

—

–7

—

CP0HYN[1:0] = 10

—

–14

—

CP0HYN[1:0] = 11

—

–28

—

Response Time

Low Power Mode, 25 mV Overdrive

—

180

—

ns

High-Speed Mode, 25 mV Overdrive

—

25

—

Input Capacitance

—

5

—

pF

CMRR

—

50

—

db

Input offset

—

5

—

mV