ST2349AQTR datasheet(11/23 Pages) STMICROELECTRONICS

部件名	ST2349AQTR

功能描述	4-bit dual supply level translator without direction control pin

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制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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11 / 23 page

ST2349A

Electrical characteristics

11/23

5.1

AC characteristics (device driven by open drain driver)

Table 7.

AC characteristics - test conditions: VL = 1.65 −1.8 V (load CL =15pF; Rup =4.7 kΩ;

driver tr =tf ≤ 2 ns) over temperature range -40 °C to 85 °C

Symbol

Parameter

VCC =1.8

−2.5 V V

CC =2.7

−3.6 V

VCC =4.3

−

5.5 V

Unit

Min

Max

Min

Max

Min

Max

tRVCC

Rise time I/OVCC

85

65

40

ns

tFVCC

Fall time I/OVCC

20

26

32

ns

tRVL

Rise time I/OVL

80

50

30

ns

tFVL

Fall time I/OVL

12

28

40

ns

tI/OVL-VCC

Propagation delay time

I/OVL-LH to I/OVCC-LH

I/OVL-HL to I/OVCC-HL

tPLH

55

5

ns

tPHL

918

25

ns

tI/OVCC-VL

Propagation delay time

I/OVCC-LH to I/OVL-LH

I/OVCC-HL to I/OVL-LH

tPLH

55

5

ns

tPHL

13

14

ns

tPZL tPZH

tPLZ tPHZ

Output enable and

disable time

En

10

ns

Dis

40

ns

DR

Data rate(1)

1.6

2.5

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%.

Table 8.

AC characteristics - test conditions: VL =2.5 −2.7 V (load CL =15pF; Rup =4.7 kΩ; driver

tr =tf ≤ 2 ns) over temperature range -40 °C to 85 °C

Symbol

Parameter

VCC =2.7

−3.6 V

VCC =4.3

− 5.5 V

Unit

Min

Max

Min

Max

tRVCC

Rise time I/OVCC

75

45

ns

tFVCC

Fall time I/OVCC

14

22

ns

tRVL

Rise time I/OVL

70

40

ns

tFVL

Fall time I/OVL

14

22

ns

tI/OVL-VCC

Propagation delay time

I/OVL-LH to I/OVCC-LH

I/OVL-HL to I/OVCC-HL

tPLH

22

ns

tPHL

814

ns

tI/OVCC-VL

Propagation delay time

I/OVCC-LH to I/OVL-LH

I/OVCC-HL to I/OVL-LH

tPLH

33

ns

tPHL

78

ns

类似零件编号 - ST2349AQTR

制造商	部件名	数据表	功能描述
STMicroelectronics	ST2349	416Kb / 23P	4-bit dual supply level translator without direction control pin
STMicroelectronics	ST2349QTR	416Kb / 23P	4-bit dual supply level translator without direction control pin

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类似说明 - ST2349AQTR

制造商	部件名	数据表	功能描述
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ST2349AQTR 数据表(PDF) 11 Page - STMicroelectronics

ST2349AQTR 数据表(HTML) 11 Page - STMicroelectronics

类似零件编号 - ST2349AQTR

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