参数资料
型号: SN74AVCH20T245GR
厂商: TEXAS INSTRUMENTS INC
元件分类: 总线收发器
英文描述: AVC SERIES, DUAL 10-BIT TRANSCEIVER, TRUE OUTPUT, PDSO56
封装: GREEN, PLASTIC, TSSOP-56
文件页数: 21/21页
文件大小: 601K
代理商: SN74AVCH20T245GR
SN74AVCH20T245
20BIT DUALSUPPLY BUS TRANSCEIVER
WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3STATE OUTPUTS
SCES567F MAY 2004 REVISED APRIL 2005
9
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
operating characteristics, TA = 25°C
PARAMETER
TEST
CONDITIONS
VCCA =
VCCB = 1.2 V
VCCA =
VCCB = 1.5 V
VCCA =
VCCB = 1.8 V
VCCA =
VCCB = 2.5 V
VCCA =
VCCB = 3.3 V
UNIT
PARAMETER
CONDITIONS
TYP
UNIT
A to B
Outputs
Enabled
1
2
CpdA
A to B
Outputs
Disabled
CL = 0,
f = 10 MHz,
1
pF
CpdA
B to A
Outputs
Enabled
f = 10 MHz,
tr = tf =1 ns
12
13
14
15
16
pF
B to A
Outputs
Disabled
1
A to B
Outputs
Enabled
13
14
15
16
CpdB
A to B
Outputs
Disabled
CL = 0,
f = 10 MHz,
1
pF
CpdB
B to A
Outputs
Enabled
L
f = 10 MHz,
tr = tf =1 ns
1
2
pF
B to A
Outputs
Disabled
1
Power-dissipation capacitance per transceiver
typical total static power consumption (ICCA + ICCB)
TABLE 1
VCCB
VCCA
UNIT
VCCB
0 V
1.2 V
1.5 V
1.8 V
2.5 V
3.3 V
UNIT
0 V
0
< 0.5
1.2 V
< 0.5
< 1
1
1.5 V
< 0.5
< 1
1
A
1.8 V
< 0.5
< 1
A
2.5 V
< 0.5
1
< 1
3.3 V
< 0.5
1
< 1
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