SN74AVC24T245 Datasheet, PDF (9/14 Pages) Texas Instruments – 24-BIT DUAL-SUPPLY BUS TRANSCEIVER WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3-STATE OUTPUTS

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SN74AVC24T245
24-BIT DUAL-SUPPLY BUS TRANSCEIVER
WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3-STATE OUTPUTS
SCES552C – FEBRUARY 2004 – REVISED AUGUST 2005
Switching Charactertistics
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
t_PHL
t_PLH
B
t_PHL
t_PZH
OE
t_PZL
t_PZH
OE
t_PZL
t_PHZ
OE
t_PLZ
t_PHZ
OE
t_PLZ
3.2
0.5 5.5 0.5 4.4 0.5 3.2
B
3.2
0.5 5.5 0.5 4.4 0.5 3.2
2.8
0.5 3.7 0.5 3.3 0.5 2.8
A
2.8
0.5 3.7 0.5 3.3 0.5 2.8
2.2
0.5 4.3 0.5 4.2 0.5 4.1
A
2.2
0.5 4.3 0.5 4.2 0.5 4.1
5.1
0.5 9.3 0.5 7.2 0.5 4.9
B
5.1
0.5 9.3 0.5 7.2 0.5 4.9
3.4
0.5
5 0.5
5 0.5
5
A
3.4
0.5
5 0.5
5 0.5
5
4.9
1 7.7
1 6.5
1 5.2
B
4.9
1 7.7
1 6.5
1 5.2
V_CCB = 3.3 V
± 0.3 V
MIN MAX
0.5 2.7
0.5 2.7
0.5 2.7
0.5 2.7
0.5
4
0.5
4
0.5
4
0.5
4
0.5
5
0.5
5
0.5
5
0.5
5
UNIT
ns
ns
ns
ns
ns
ns
Operating Characteristics
V_CCA and V_CCB = 3.3 V, T_A = 25°C
PARAMETER
TEST
CONDITIONS
A to B
C_pdA ⁽¹⁾
B to A
A to B
C_pdB ⁽¹⁾
B to A
Outputs
enabled
Outputs
disabled
Outputs
enabled
Outputs
disabled
Outputs
enabled
Outputs
disabled
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 = 1.5 V
TYP
1
1
19
1
19
1
1
1
V_CCA =
V_CCB = 1.2 V
TYP
1
1
19
1
19
1
1
1
V_CCA =
V_CCB = 1.8 V
TYP
1
1
20
1
20
1
1
1
V_CCA =
V_CCB = 2.5 V
TYP
2
1
21
1
21
1
2
1
V_CCA =
V_CCB = 3.3 V
TYP
2
2
22
1
22
1
2
2
UNIT
pF
pF
(1) Power dissipation capacitance per transceiver
9