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参数资料
| 型号： | SN54AHC594W |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 计数移位寄存器 |
| 英文描述： | AHC SERIES, 8-BIT RIGHT SERIAL IN PARALLEL OUT SHIFT REGISTER, TRUE OUTPUT, CDFP16 |
| 封装： | CERAMIC, DFP-16 |
| 文件页数： | 10/13页 |
| 文件大小： | 228K |
| 代理商： | SN54AHC594W |
SN54AHC594, SN74AHC594
8-BIT SHIFT REGISTERS
WITH OUTPUT REGISTERS
SCLS423C – JUNE 1998 – REVISED JANUARY 2000
6
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
TA = 25°C
SN54AHC594
SN74AHC594
UNIT
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
2 V
1.9
2
1.9
IOH = –50 mA
3 V
2.9
3
2.9
V
4.5 V
4.4
4.5
4.4
V
VOH
IOH = –4 mA
3 V
2.58
2.48
V
QH
′,IOH = –4 mA
45 V
3.94
3.8
QA–QH, IOH = –8 mA
4.5 V
3.94
3.8
2 V
0.1
IOL = 50 mA
3 V
0.1
V
4.5 V
0.1
V
VOL
IOL = 4 mA
3 V
0.36
0.5
0.44
V
QH
′, IOL = 4 mA
45 V
0.36
0.5
0.44
QA–QH, IOL = 8 mA
4.5 V
0.36
0.5
0.44
II
VI = VCC or GND
0 V to 5.5 V
± 0.1
± 1*
± 1
mA
ICC
VI = VCC or GND,
IO = 0
5.5 V
4
40
mA
Ci
VI = VCC or GND
5 V
2
10
pF
* On products compliant to MIL-PRF-38535, this parameter is not production tested at VCC = 0 V.
timing requirements over recommended operating free-air temperature range, VCC = 3.3 V ± 0.3 V
(unless otherwise noted) (see Figure 1)
TA = 25°C
SN54AHC594
SN74AHC594
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
UNIT
t
Pulse duration
RCLK or SRCLK high or low
5.5
ns
tw
Pulse duration
RCLR or SRCLR low
5
ns
SER before SRCLK
↑
3.5
SRCLK
↑ before RCLK↑
8
8.5
tsu
Setup time
SRCLR low before RCLK
↑
8
9
ns
SRCLR high (inactive) before SRCLK
↑
4.2
4.8
RCLR high (inactive) before RCLK
↑
4.6
5.3
th
Hold time
SER after SRCLK
↑
1.5
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.
PRODUCT PREVIEW information concerns products in the formative or
design phase of development. Characteristic data and other
specifications are design goals. Texas Instruments reserves the right to
change or discontinue these products without notice.
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相关代理商/技术参数 |
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