參數(shù)資料
型號(hào)： 935185670118
廠商： NXP SEMICONDUCTORS
元件分類(lèi)： 鎖存器
英文描述： ABT SERIES, DUAL POSITIVE EDGE TRIGGERED D FLIP-FLOP, COMPLEMENTARY OUTPUT, PDSO14
封裝： 5.30 MM, PLASTIC, MO-150, SOT-337-1, SSOP2-14
文件頁(yè)數(shù)： 10/13頁(yè)
文件大?。?/td> 128K
代理商： 935185670118
Philips Semiconductors
Product data
74ABT5074
Synchronizing dual D-type flip-flop
with metastable immune characteristics
2002 Dec 17
6
DC ELECTRICAL CHARACTERISTICS
LIMITS
SYMBOL
PARAMETER
TEST CONDITIONS
Tamb = +25 °C
Tamb = –40 °C to +85 °C
UNIT
MIN
TYP
MAX
MIN
MAX
VIK
Input clamp voltage
VCC = 4.5 V; IIK = –18 mA
–
–0.9
–1.2
–
–1.2
V
VOH
HIGH-level output
voltage
VCC = 4.5 V; IOH = –15 mA;
VI = VIL or VIH
2.5
2.9
–
2.5
–
V
VOL
LOW-level output voltage
VCC = 4.5 V; IOL = 20 mA;
VI = VIL or VIH
–
0.35
0.5
–
0.5
V
II
Input leakage current
VCC = 5.5 V; VI = GND or 5.5 V
–
±0.01
±1.0
–
±1.0
A
IOFF
Power-off leakage current
VCC = 0.0 V; VO or VI v 4.5 V
–
±5.0
±100
–
±100
A
IO
Output current1
VCC = 5.5 V; VO = 2.5 V
–50
–75
–180
–50
–180
mA
ICC
Quiescent supply current
VCC = 5.5 V; VI = GND or VCC
–
2
50
–
50
A
ICC
Additional supply current
per input pin2
VCC = 5.5 V; one input at 3.4 V,
other inputs at VCC or GND
–
0.25
500
–
500
A
NOTES:
1. Not more than one output should be tested at a time, and the duration of the test should not exceed one second.
2. This is the increase in supply current for each input at 3.4 V.
AC CHARACTERISTICS
GND = 0 V, tR = tF = 2.5 ns, CL = 50 pF, RL = 500
LIMITS
SYMBOL
PARAMETER
WAVEFORM
Tamb = +25 °C
VCC = +5.0 V
Tamb = –40 °C to +85 °C
VCC = +5.0 V ±0.5 V
UNIT
MIN
TYP
MAX
MIN
MAX
fmax
Maximum clock frequency
1
180
250
–
150
–
ns
tPLH
tPHL
Propagation delay
CPn to Qn or Qn
1
1.0
2.8
2.4
3.9
3.5
1.0
4.5
3.7
ns
tPLH
tPHL
Propagation delay
SDn, RDn to Qn or Qn
2
1.0
3.5
3.1
4.6
4.2
1.0
5.5
4.7
ns
tsk(o)
Output skew1, 2
CPn to Qn to Qn
4
–
1.5
–
2.0
ns
NOTES:
1. | tPN actual - tPM actual | for any output compared to any other output where N and M are either LH or HL.
2. Skew times are valid only under same test conditions (temperature, VCC, loading, etc.).
AC SET-UP REQUIREMENTS
GND = 0 V, tR = tF = 2.5 ns, CL = 50 pF, RL = 500
LIMITS
SYMBOL
PARAMETER
WAVEFORM
Tamb = +25 °C
VCC = +5.0 V
Tamb = –40 °C to +85 °C
VCC = +5.0 V ±0.5 V
UNIT
MIN
TYP
MIN
ts(H)
ts(L)
Set-up time, HIGH or LOW
Dn to CPn
1
2.5
1.5
2.5
ns
th(H)
th(L)
Hold time, HIGH or LOW
Dn to CPn
1
0
–1.4
0
ns
tw (H)
tw (L)
CPn pulse width,
HIGH or LOW
1
1.5
2.4
0.6
1.8
1.5
2.9
ns
tw (L)
SDn or RDn pulse width, LOW
2
2.0
1.3
2.2
ns
trec
Recovery time
SDn or RDn to CPn
3
2.4
1.3
2.8
ns
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