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ST2149 数据表(PDF) 16 Page - STMicroelectronics

部件名 ST2149
功能描述  4-bit dual supply level translator without direction control pin
PDF  23 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

ST2149 数据表(HTML) 16 Page - STMicroelectronics

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Test circuit
ST2149
16/23
Doc ID 15949 Rev 2
6
Test circuit
Figure 5.
Test circuit
Table 10.
Test circuit switches
Test
CL
R1
Switch
tPLH, tPHL
15 pF
20 k
Ω
Open
tr, tf
15 pF
20 k
Ω
Open
tPZL, tPLZ
15 pF
20 k
Ω
VL or VCC
tPZH, tPHZ
15 pF
20 k
Ω
GND
Table 11.
Waveform symbol value
Symbol
Driving I/OVL
Driving I/OVCC
1.65 V
≤ VL ≤ VCC
≤ 2.5 V
3.3 V
≤VL ≤VCC ≤
5.5 V
1.65 V
≤ VL ≤ VCC
≤ 2.5 V
3.3 V
≤ VL≤ VCC ≤
5.5 V
VIH
VL
VL
VCC
VCC
VIM
50% VL
50% VL
50% VCC
50% VCC
VOM
50% VCC
50% VCC
50% VL
50% VL
VX
VOL + 0.15 V
VOL + 0.3 V
VOL + 0.15 V
VOL + 0.3 V
VY
VOH – 0.15 V
VOH – 0.3 V
VOH – 0.15 V
VOH – 0.3 V



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