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參數(shù)資料
| 型號： | SNJ54AHC594FK |
| 廠商： | Texas Instruments, Inc. |
| 元件分類： | 通用總線功能 |
| 英文描述： | 8-BIT SHIFT REGISTERS WITH OUTPUT REGISTERS |
| 中文描述： | 8位移位寄存器與輸出寄存器 |
| 文件頁數(shù)： | 7/17頁 |
| 文件大?。?/td> | 443K |
| 代理商： | SNJ54AHC594FK |
SCLS423F JUNE 1998 REVISED SEPTEMBER 2003
7
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
timing requirements over recommended operating free-air temperature range, V
CC
= 5 V
±
0.5 V
(unless otherwise noted) (see Figure 1)
TA = 25
°
C
MIN
5
SN54AHC594
MIN
5
SN74AHC594
MIN
5
UNIT
MAX
MAX
MAX
tw
Pulse duration
RCLK or SRCLK high or low
ns
RCLR or SRCLR low
SER before SRCLK
↑
SRCLK
↑
before RCLK
↑
SRCLR low before RCLK
↑
SRCLR high (inactive) before SRCLK
↑
RCLR high (inactive) before RCLK
↑
SER after SRCLK
↑
5.2
5.2
5.2
3
3
3
5
5
5
tsu
Setup time
5
5
5
ns
2.9
3.3
3.3
3.2
3.7
3.7
th
Hold time
2
2
2
ns
This setup time allows the
storage register to receive stable data from the shift register. The clocks can be tied together, in which case the shift
register is one clock pulse ahead of the storage register.
switching characteristics over recommended operating free-air temperature range,
V
CC
= 3.3 V
±
0.3 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
LOAD
TA = 25
°
C
TYP
SN54AHC594
MIN
70*
SN74AHC594
MIN
70
UNIT
(OUTPUT)
CAPACITANCE
MIN
80*
MAX
MAX
MAX
fmax
CL = 15 pF
CL = 50 pF
MHz
55
105
50
50
tPLH
tPHL
tPLH
tPHL
tPHL
RCLK
QAQH
CL = 15 pF
4.6*
8*
1*
8.5*
1
8.5
ns
4.9*
8.2*
1*
8.8*
1
8.8
SRCLK
QH
′
CL = 15 pF
5.4*
9.1*
1*
9.7*
1
9.7
ns
5.5*
9.2*
1*
9.9*
1
9.9
RCLR
QAQH
CL = 15 pF
6*
9.8*
1*
10.6*
1
10.6
ns
tPHL
tPLH
tPHL
tPLH
tPHL
tPHL
SRCLR
QH
′
CL = 15 pF
5.6*
9.2*
1*
10*
1
10
ns
RCLK
QAQH
CL = 50 pF
6.9
10.5
1
11.1
1
11.1
ns
8.1
11.9
1
13.1
1
13.1
SRCLK
QH
′
CL = 50 pF
7.7
11.7
1
12.4
1
12.4
ns
8.4
12.5
1
13.9
1
13.9
RCLR
QAQH
CL = 50 pF
9.1
13.1
1
14.4
1
14.4
ns
tPHL
SRCLR
QH
′
CL = 50 pF
8.5
12.4
1
14
1
14
ns
* On products compliant to MIL-PRF-38535, this parameter is not production tested.
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| SN54AHC594FK | 8-BIT SHIFT REGISTERS WITH OUTPUT REGISTERS |
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| SNJ54AHC594W | 8-BIT SHIFT REGISTERS WITH OUTPUT REGISTERS |
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