參數(shù)資料
型號(hào)： SN74AHCT595DBLE
廠商： TEXAS INSTRUMENTS INC
元件分類： 計(jì)數(shù)移位寄存器
英文描述： AHCT/VHCT SERIES, 8-BIT RIGHT SERIAL IN PARALLEL OUT SHIFT REGISTER, TRUE OUTPUT, PDSO16
封裝： PLASTIC, SSOP-16
文件頁(yè)數(shù)： 10/12頁(yè)
文件大?。?/td> 191K
代理商： SN74AHCT595DBLE
SN54AHCT595, SN74AHCT595
8-BIT SHIFT REGISTERS
WITH 3-STATE OUTPUT REGISTERS
SCLS374G – MAY 1997 – REVISED JUNE 2000
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
SN54AHCT595
SN74AHCT595
UNIT
PARAMETER
(INPUT)
(OUTPUT)
CAPACITANCE
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
f
CL = 15 pF
135*
170*
115*
115
MHz
fmax
CL = 50 pF
95
140
85
MHz
tPLH
RCLK
QQ
CL =15 pF
4.3*
7.4*
1*
8.5*
1
8.5
ns
tPHL
RCLK
QA–QH
CL = 15 pF
4.3*
7.4*
1*
8.5*
1
8.5
ns
tPLH
SRCLK
Q
CL =15 pF
4.5*
8.2*
1*
9.4*
1
9.4
ns
tPHL
SRCLK
QH
′
CL = 15 pF
4.5*
8.2*
1*
9.4*
1
9.4
ns
tPHL
SRCLR
QH
′
CL = 15 pF
4.5*
8*
1*
9.1*
1
9.1
ns
tPZH
OE
QQ
CL =15 pF
4.3*
8.6*
1*
10*
1
10
ns
tPZL
OE
QA–QH
CL = 15 pF
5.4*
8.6*
1*
10*
1
10
ns
tPLH
RCLK
QQ
CL =50 pF
5.6
9.4
1
10.5
1
10.5
ns
tPHL
RCLK
QA–QH
CL = 50 pF
5.6
9.4
1
10.5
1
10.5
ns
tPLH
SRCLK
Q
CL =50 pF
6.4
10.2
1
11.4
1
11.4
ns
tPHL
SRCLK
QH
′
CL = 50 pF
6.4
10.2
1
11.4
1
11.4
ns
tPHL
SRCLR
QH
′
CL = 50 pF
6.4
10
1
11.1
1
11.1
ns
tPZH
OE
QQ
CL =50 pF
5.7
10.6
1
12
1
12
ns
tPZL
OE
QA–QH
CL = 50 pF
6.8
10.6
1
12
1
12
ns
tPHZ
OE
QA QH
CL =50 pF
3.5
10.3
1
11
1
11
ns
tPLZ
OE
QA–QH
CL = 50 pF
3.4
10.3
1
11
1
11
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
SN74AHCT595
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
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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