UM3308 Datasheet, PDF (7/12 Pages) Union Semiconductor, Inc. – 8-Bit Bidirectional Voltage-Level Translator with Auto Direction sensing and ±15kV ESD Protection

UM3308
Switching Characteristics
Over recommended operating free-air temperature range, V_CCA=3.3V±0.3V (unless
otherwise noted)
Parameter
t_pd
t_en
t_dis
t_rA, t_fA
t_rB, t_fB
t_SK(O)
Max data
rate
From
(Input)
To
(Output)
A
B
B
A
OE
A
B
OE
A
B
A port rise and fall time
B port rise and fall time
Channel-to-channel
V_CCB=3.3V
±0.3V
Min
Max
0.9
5
1
5.1
1
1
5
15
4
16
0.7
2.5
0.5
2.1
0.5
V_CCB=5V
±0.5V
Min Max
0.8
4
0.9
4
1
1
4
13
3.4
13.8
0.7
2.5
0.4
2.8
0.5
100
100
Unit
ns
μs
ns
ns
ns
ns
Mbps
Operating Characteristics
T_A=+25°C
Pamameter
A-port input
C_pdA
B-port output
B-port input
A-port output
A-port input
C_pdB
B-port output
B-port input
A-port output
A-port input
B-port output
C_{pdA B-port input}
A-port output
A-port input
C_pdB
B-port output
B-port input
A-port output
Test
Conditions
C_L=0,
f=10MHz,
t_r=t_f=1ns,
OE= V_CCA
C_L=0,
f=10MHz,
t_r=t_f=1ns,
OE= GND
5V
1.2V
Typ
9
12
35
27
0.01
0.01
0.01
0.01
1.8V
1.2V
Typ
10
11
28
19
0.01
0.01
0.01
0.01
V_CCB
1.8V 1.8V 2.5V
V_CCA
1.5V 1.8V 2.5V
Typ Typ Typ
10 10 10
11 11 11
28 29 3.0
19 19 20
0.01 0.01 0.01
0.01 0.01 0.01
0.01 0.01 0.01
0.01 0.01 0.01
5V
2.5V
Typ
10
11
30
21
0.01
0.01
0.01
0.01
3.3V
to 5V
Unit
3.3V
Typ
10
11
pF
30
23
0.01
0.01
pF
0.03
0.05
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http://www.union-ic.com Rev.08 Apr.2014
7/12