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SN74AVCH4T245 Datasheet(PDF) 6 Page - Texas Instruments

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Part No. SN74AVCH4T245
Description  4-BIT DUAL-SUPPLY BUS TRANSCEIVER WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3-STATE OUTPUTS
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

SN74AVCH4T245 Datasheet(HTML) 6 Page - Texas Instruments

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SN74AVCH4T245
4BIT DUALSUPPLY BUS TRANSCEIVER
WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3STATE OUTPUTS
SCES577A – JUNE 2004 – REVISED APRIL 2005
6
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted) (see Notes 11 and 12) (continued)
PARAMETER
TEST CONDITIONS
VCCA
VCCB
TA = 25°C
−40
°C to 85°C
UNIT
PARAMETER
TEST CONDITIONS
VCCA
VCCB
MIN
TYP
MAX
MIN
MAX
UNIT
Ioff
A port
VI or VO = 0 to 3.6 V
0 V
0 to 3.6 V
±0.1
±1
±5
A
Ioff
B port
VI or VO = 0 to 3.6 V
0 to 3.6 V
0 V
±0.1
±1
±5
µA
A or B
port
VO = VCCO or GND,
VI = VCCI or GND
OE = VIH
3.6 V
3.6 V
±0.5
±2.5
±5
µA
IOZ†
B port
VO = VCCO or GND,
OE =
don’t
0 V
3.6 V
±5
µA
A port
VO = VCCO or GND,
VI = VCCI or GND
don’t
care
3.6 V
0 V
±5
µA
1.2 V to 3.6 V
1.2 V to 3.6 V
8
ICCA
VI = VCCI or GND
IO = 0
0 V
3.6 V
-2
µA
ICCA
VI = VCCI or GND
IO = 0
3.6 V
0 V
8
µA
1.2 V to 3.6 V
1.2 V to 3.6 V
8
ICCB
VI = VCCI or GND
IO = 0
0 V
3.6 V
8
µA
ICCB
VI = VCCI or GND
IO = 0
3.6 V
0 V
-2
µA
ICCA ) ICCB
VI = VCCI or GND
IO = 0
1.2 V to 3.6 V
1.2 V to 3.6 V
16
µA
Ci
Control
inputs
VI = 3.3 V or GND
3.3 V
3.3 V
3.5
4.5
pF
Cio
A or B
ports
VO = 3.3 V or GND
3.3 V
3.3 V
6
7
pF
† For I/O ports, the parameter IOZ includes the input leakage current.
NOTES: 11. VCCO is the VCC associated with the output port.
12. VCCI is the VCC associated with the input port.
switching characteristics over recommended operating free-air temperature range,
VCCA = 1.2 V (see Figure 11)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCCB = 1.2 V
VCCB = 1.5 V
± 0.1 V
VCCB = 1.8 V
± 0.15 V
VCCB = 2.5 V
± 0.2 V
VCCB = 3.3 V
± 0.3 V
UNIT
PARAMETER
(INPUT)
(OUTPUT)
TYP
TYP
TYP
TYP
TYP
UNIT
tPLH
A
B
3.4
2.9
2.7
2.6
2.8
ns
tPHL
A
B
3.4
2.9
2.7
2.6
2.8
ns
tPLH
B
A
3.6
3.1
2.8
2.6
2.6
ns
tPHL
B
A
3.6
3.1
2.8
2.6
2.6
ns
tPZH
OE
A
5.6
4.7
4.3
3.9
3.7
ns
tPZL
OE
A
5.6
4.7
4.3
3.9
3.7
ns
tPZH
OE
B
5
4.3
3.9
3.6
3.6
ns
tPZL
OE
B
5
4.3
3.9
3.6
3.6
ns
tPHZ
OE
A
6.2
5.2
5.2
4.3
4.8
ns
tPLZ
OE
A
6.2
5.2
5.2
4.3
4.8
ns
tPHZ
OE
B
5.9
5.1
5
4.7
5.5
ns
tPLZ
OE
B
5.9
5.1
5
4.7
5.5
ns


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