ST2349AQTR 查看數據表（PDF） - STMicroelectronics

零件编号

产品描述 (功能)

比赛名单

ST2349AQTR

4-bit dual supply level translator without direction control pin

STMicroelectronics 

ST2349A

List of tables

List of tables

Table 1.

Table 2.

Table 3.

Table 4.

Table 5.

Table 6.

Table 7.

Table 8.

Table 9.

Table 10.

Table 11.

Table 12.

Table 13.

Table 14.

Table 15.

Table 16.

Device summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

ST2349A pin description. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Truth table. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Recommended operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

DC characteristics (over recommended operating conditions unless otherwise noted. All typ-

ical values are at TA = 25 °C)9

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

tr = tf ≤ 2 ns) over temperature range -40 °C to 85 °C . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

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

tr = tf ≤ 2 ns) over temperature range -40 °C to 85 °C . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

AC characteristics - test conditions: VL = 2.7 - 3.6 V (load CL = 15 pF; Rup = 4.7 kΩ; driver

tr = tf ≤ 2 ns) over temperature range -40 °C to 85 °C . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

AC characteristics (test conditions: VL = 1.65 - 1.8 V (load CL = 15 pF; Rup = 10 kΩ; driver

tr = tf ≤ 2 ns) over temperature range -40 °C to 85 °C) . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

AC characteristics (test conditions: VL = 2.5 - 2.7 V (load CL = 15 pF; Rup = 10 kΩ; driver

tr = tf ≤2 ns) over temperature range -40 °C to 85 °C) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

AC characteristics (test conditions: VL = 2.7 - 3.6 V (load CL = 15 pF; Rup = 10 kΩ; driver

tr = tf ≤ 2 ns) over temperature range -40 °C to 85 °C) . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Test circuit switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Waveform symbol value . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

QFN16L (2.6 x 1.8 mm) mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Document revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

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