ST2329B datasheet(12/23 Pages) STMICROELECTRONICS

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Electrical characteristics

ST2329B

12/23

DocID023359 Rev 3

6.2

AC characteristics

6.2.1

Device driven by open drain driver

Load CL =15pF; RUP =4.7 k; driver tR =tF ≤ 6 ns over temperature range -40 °C to

85 °C.

Table 7. AC characteristics - test conditions: VL = 1.65 - 1.8 V (device driven by open drain driver)

Symbol

Parameter

VCC =1.8 -2.5 V

VCC =2.7 -3.6 V

VCC =4.3 -5.5 V

Unit

Min.

Max.

Min.

Max.

Min.

Max.

tRVCC

Rise time I/OVCC



80.0



60.0



45.0

tFVCC

Fall time I/OVCC



23.2



33.9



53.3

tRVL

Rise time I/OVL



60.0



45.0



35.0

tFVL

Fall time I/OVL



16.4



17.6



16.9

tI/OVL-VCC

Propagation delay time

I/OVL-LH to I/OVCC-LH

I/OVL-HL to I/OVCC-HL

tPLH



3.4



2.0



2.0

tPHL



13.9



19.1



30.2

tI/OVCC-VL

Propagation delay time

I/OVCC-LH to I/OVL-LH

I/OVCC-HL to I/OVL-LH

tPLH



2.0



2.0



2.6

tPHL



8.6



9.0



9.5

tPZL

tPLZ

Output enable and

disable time



Dis



Data rate(1)



1.8



2.2



3.4

MHz

1. The data rate is guaranteed based on the condition that the output I/O signal rise/fall time is less than 15% of

the input I/O signal period; the input I/O signal is at 50% duty cycle and the output I/O signal duty cycle

deviation not less than 30%.

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