SN74AVC4T245_10 Datasheet, PDF (8/23 Pages) Texas Instruments – 4-BIT DUAL-SUPPLY BUS TRANSCEIVER WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3-STATE OUTPUTS

SN74AVC4T245
4-BIT DUAL-SUPPLY BUS TRANSCEIVER
WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3-STATE OUTPUTS
SCES576D – JUNE 2004 – REVISED SEPTEMBER 2007
www.ti.com
SWITCHING CHARACTERISTICS
over recommended operating free-air temperature range, V_CCA = 3.3 V ± 0.3 V (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
V_CCB = 1.2 V
TYP
V_CCB = 1.5 V
± 0.1 V
MIN MAX
V_CCB = 1.8 V
± 0.15 V
MIN MAX
V_CCB = 2.5 V
± 0.2 V
MIN MAX
t_PLH
A
B
t_PHL
t_PLH
B
A
t_PHL
t_PZH
OE
A
t_PZL
t_PZH
OE
B
t_PZL
t_PHZ
OE
A
t_PLZ
t_PHZ
OE
B
t_PLZ
2.9
0.1 5.6 0.1 4.5 0.1 3.3
2.9
0.1 5.6 0.1 4.5 0.1 3.3
2.6
0.6 4.2 0.4 3.4 0.2
3
2.6
0.6 4.2 0.4 3.4 0.2
3
3.8
0.6 8.7 0.6 5.2 0.6 3.8
3.8
0.6 8.7 0.6 5.2 0.6 3.8
3.7
0.8 8.7 0.6 6.8 0.5 4.7
3.7
0.8 8.7 0.6 6.8 0.5 4.7
4.8
0.7 9.3 0.7 8.3 0.7 5.6
4.8
0.7 9.3 0.7 8.3 0.7 5.6
5.3
1.4 9.3 1.2 8.1
1 6.4
5.3
1.4 9.3 1.2 8.1
1 6.4
V_CCB = 3.3 V
± 0.3 V
MIN MAX
0.1 2.9
0.1 2.9
0.1 2.8
0.1 2.8
0.4 3.8
0.4 3.8
0.5 3.8
0.5 3.8
0.7 6.6
0.7 6.6
0.8 6.2
0.8 6.2
UNIT
ns
ns
ns
ns
ns
ns
OPERATING CHARACTERISTICS
T_A = 25°C
PARAMETER
TEST
CONDITIONS
C_pdA ⁽¹⁾
C_pdB ⁽¹⁾
A to B
Outputs
enabled
Outputs
disabled
B to A
Outputs
enabled
Outputs
disabled
A to B
Outputs
enabled
Outputs
disabled
B to A
Outputs
enabled
Outputs
disabled
C_L = 0,
f = 10 MHz,
t_r = t_f = 1 ns
C_L = 0,
f = 10 MHz,
t_r = t_f = 1 ns
V_CCA =
V_CCB = 1.2 V
TYP
V_CCA =
V_CCB = 1.5 V
TYP
V_CCA =
V_CCB = 1.8 V
TYP
V_CCA =
V_CCB = 2.5 V
TYP
V_CCA =
V_CCB = 3.3 V
TYP
UNIT
1
1
1
1.5
2
1
1
1
12
12.5
13
1
1
pF
14
15
1
1
1
1
1
12
12.5
13
14
15
1
1
1
1
1
pF
1
1
1
1
2
1
1
1
1
1
(1) Power dissipation capacitance per transceiver
8
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