參數(shù)資料
型號: SN74AHCT594DRE4
廠商: TEXAS INSTRUMENTS INC
元件分類: 計數(shù)移位寄存器
英文描述: AHCT/VHCT/VT SERIES, 8-BIT RIGHT SERIAL IN PARALLEL OUT SHIFT REGISTER, TRUE OUTPUT, PDSO16
封裝: GREEN, PLASTIC, SOIC-16
文件頁數(shù): 18/20頁
文件大?。?/td> 668K
代理商: SN74AHCT594DRE4
SN54AHCT594, SN74AHCT594
8BIT SHIFT REGISTERS
WITH OUTPUT REGISTERS
SCLS417H JUNE 1998 REVISED SEPTEMBER 2003
7
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching characteristics over recommended operating free-air temperature range,
VCC = 5 V ± 0.5 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
LOAD
TA = 25°C
SN54AHCT594
SN74AHCT594
UNIT
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
LOAD
CAPACITANCE
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
fmax
CL = 15 pF
135*
170*
115*
115
MHz
fmax
CL = 50 pF
120
140
95
MHz
tPLH
RCLK
QAQH
CL = 15 pF
3.3*
6.2*
1*
6.5*
1
6.5
ns
tPHL
RCLK
QAQH
CL = 15 pF
3.7*
6.5*
1*
6.9*
1
6.9
ns
tPLH
SRCLK
QH
CL = 15 pF
3.7*
6.8*
1*
7.2*
1
7.2
ns
tPHL
SRCLK
QH′
CL = 15 pF
4.1*
7.2*
1*
7.6*
1
7.6
ns
tPHL
RCLR
QAQH
CL = 15 pF
4.5*
7.6*
1*
8.2*
1
8.2
ns
tPHL
SRCLR
QH′
CL = 15 pF
4.1*
7.1*
1*
7.6*
1
7.6
ns
tPLH
RCLK
QAQH
CL = 50 pF
4.9
7.8
1
8.3
1
8.3
ns
tPHL
RCLK
QAQH
CL = 50 pF
5.8
8.9
1
9.7
1
9.7
ns
tPLH
SRCLK
QH
CL = 50 pF
5.5
8.6
1
9.1
1
9.1
ns
tPHL
SRCLK
QH′
CL = 50 pF
6
9.2
1
10.1
1
10.1
ns
tPHL
RCLR
QAQH
CL = 50 pF
6.6
10
1
10.7
1
10.7
ns
tPHL
SRCLR
QH′
CL = 50 pF
6
9.2
1
10.1
1
10.1
ns
* On products compliant to MIL-PRF-38535, this parameter is not production tested.
noise characteristics, VCC = 5 V, CL = 50 pF, TA = 25°C (see Note 4)
PARAMETER
SN74AHCT594
UNIT
PARAMETER
MIN
TYP
MAX
UNIT
VOL(P)
Quiet output, maximum dynamic VOL
1
V
VOL(V)
Quiet output, minimum dynamic VOL
0.6
V
VOH(V)
Quiet output, minimum dynamic VOH
3.8
V
VIH(D)
High-level dynamic input voltage
2
V
VIL(D)
Low-level dynamic input voltage
0.8
V
NOTE 4: Characteristics are for surface-mount packages only.
operating characteristics, VCC = 5 V, TA = 25°C
PARAMETER
TEST CONDITIONS
TYP
UNIT
Cpd
Power dissipation capacitance
No load,
f = 1 MHz
112
pF
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