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參數(shù)資料
| 型號(hào)： | CDC3244 |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | 3.3-V ABT Octal Clock Driver with 3 State Output(3.3VABT八時(shí)鐘驅(qū)動(dòng)器(三態(tài)輸出)) |
| 中文描述： | 3.3 - 3國(guó)輸出V ABT生根粉八路時(shí)鐘驅(qū)動(dòng)器（3.3VABT八時(shí)鐘驅(qū)動(dòng)器（三態(tài)輸出）） |
| 文件頁(yè)數(shù)： | 3/7頁(yè) |
| 文件大?。?/td> | 148K |
| 代理商： | CDC3244 |
CDC3244
3.3-V ABT OCTAL CLOCK DRIVER
WITH 3-STATE OUTPUTS
SCAS500 – APRIL 1995
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
recommended operating conditions (see Note 4)
MIN
MAX
UNIT
fclock
VCC
VIH
VIL
VI
IOH
IOL
t/
v
TA
NOTE 4: Unused or floating control inputs must be held high or low.
Clock frequency
MHz
Supply voltage
2.7
3.6
V
High-level input voltage
2
V
Low-level input voltage
0.8
V
Input voltage
5.5
V
High-level output current
–32
mA
Low-level output current
64
mA
Input transition rise or fall rate
Outputs enabled
10
ns/V
°
C
Operating free-air temperature
–40
85
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIK
VCC = 2.7 V,
VCC = MIN to MAX,
VCC = 2.7 V,
VCC = 3 V,
II = –18 mA
IOH = –100
μ
A
IOH = – 8 mA
IOH = –32 mA
IOL = 100
μ
A
IOL = 24 mA
IOL = 16 mA
IOL = 32 mA
IOL = 64 mA
VI = 5.5 V
VI = VCC or GND
VI = VCC
VI = 0
VI or VO = 0 to
4.5 V
VI = 0.8 V
VI = 2 V
VO = 3 V
VO = 0.5 V
–1.2
V
VOH
VCC–0.2
2.4
V
2
VOL
VCC= 2 7 V
VCC = 2.7 V
0.2
V
0.5
VCC = 3 V
0.4
0.5
0.55
II
VCC = 0 or MAX,
10
±
1
1
VCC = 3.6 V
3 6 V
Control pins
μ
A
Data pins
–5
Ioff
VCC = 0,
±
100
μ
A
II(hold)
VCC= 3 V
VCC = 3 V
A inputs
75
μ
A
–75
IOZH
IOZL
VCC = 3.6 V,
VCC = 3.6 V,
5
μ
A
μ
A
–5
ICC
VCC = 3.6 V,
VI= VCCor GND
VI = VCC or GND
3 6 V
IO = 0,
Outputs high
0.12
0.19
Outputs low
8.6
12
mA
Outputs disabled
0.12
0.19
ICC§
VCC = 3 V to 3.6 V,
Other inputs at VCC or GND
VI = 3 V or 0
VO = 3 V or 0
One input at VCC – 0.6 V,
0.2
mA
Ci
Co
4
pF
8
pF
All typical values are at VCC = 3.3 V, TA = 25
°
C.
For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
§This is the increase in supply current for each input that is at the specified TTL voltage level rather than VCC or GND.
P
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