參數(shù)資料
型號: SSTL16857
廠商: NXP SEMICONDUCTORS
元件分類: 通用總線功能
英文描述: 14-bit SSTL_2 registered driver with differential clock inputs
中文描述: SSTL SERIES, POSITIVE EDGE TRIGGERED D LATCH, TRUE OUTPUT, PDSO48
文件頁數(shù): 4/8頁
文件大?。?/td> 76K
代理商: SSTL16857
Philips Semiconductors
14-bit SSTL_2 registered driver with
differential clock inputs
Product specification
SSTL16857
1999 Sep 30
4
RECOMMENDED OPERATING CONDITIONS
1
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
V
CC
V
DDQ
Supply voltage
V
DDQ
2.3
3.6
V
Output supply voltage
2.7
V
V
REF
Reference voltage
(V
REF
= 0.5 x V
DDQ
)
Termination voltage
1.15
1.25
1.35
V
V
TT
V
I
V
IH
V
IL
V
IH
V
IL
I
OH
I
OL
Tamb
V
REF
– 40mV
0
V
REF
V
REF
+ 40mV
V
CC
V
Input voltage
V
AC HIGH-level input voltage
All inputs
V
REF
+ 350mV
V
AC LOW-level input voltage
All inputs
V
REF
– 350mV
V
DDQ
+ 0.5V
V
REF
– 180mV
–20
V
DC HIGH-level input voltage
All inputs
V
REF
+ 180mV
V
SS
– 0.5V
V
DC LOW-level input voltage
All inputs
V
HIGH-level output current
mA
LOW-level output current
20
mA
°
C
Operating free-air temperature range
0
70
NOTE:
1. Unused control inputs must be held HIGH or LOW to prevent them from floating.
DC ELECTRICAL CHARACTERISTICS
Over recommended operating conditions. Voltages are referenced to GND (ground = 0V).
LIMITS
SYMBOL
PARAMETER
TEST CONDITIONS
Temp = 0
°
C to +70
°
C
MIN
TYP
2
UNIT
MAX
–1.2
V
IK
I/O supply voltage
V
CC
= 2.3V; I
I
= –18mA
V
CC
= 2.3V to 2.7V; I
OH
= –100
μ
A
V
CC
= 2.3V; I
OH
= –8mA
V
CC
= 2.3V; I
OH
= –16mA
V
CC
= 2.3V to 2.7V; I
OL
= –100
μ
A
V
CC
= 2.3V; I
OL
= –8mA
V
CC
= 2.3V; I
OL
= –16mA
Common mode range for reliable performance
V
CC
– 0.2
1.95
2.3
V
V
OH
HIGH level output voltage
2.2
1.95
2.1
0.002
0.2
V
OL
LOW level output voltage
0.14
0.35
V
0.30
0.35
V
CMR
V
PP
CLK, CLK
0.97
1.53
V
CLK, CLK
Minimum peak-to-peak input to ensure logic state
360
mV
V
CC
= 2.7V ; V
I
= 1.7V or 0.8V
V
CC
= 2.7V ; V
I
= 2.7V or 0V
V
CC
= 3.6V ; V
I
= 1.7V or 0.8V
V
CC
= 3.6V ; V
I
= 2.7V or 0V
V
CC
= 2.7V ; V
I
= 1.7V or 0.8V
V
CC
= 2.7V ; V
I
= 2.7V or 0V
V
CC
= 3.6V ; V
I
= 1.7V or 0.8V
V
CC
= 3.6V ; V
I
= 2.7V or 0V
V
CC
= 2.7V
V
CC
= 3.6V
V
CC
= 2.7V ; V
I
= 1.7V or 0.8V
V
CC
= 2.7V ; V
I
= 2.7V or 0V
V
CC
= 3.6V ; V
I
= 1.7V or 0.8V
V
CC
= 3.6V ; V
I
= 2.7V or 0V
0.01
±
5
±
5
±
5
±
5
±
5
±
5
±
5
±
5
±
5
±
5
25
Data inputs RESET
Data inputs, RESET
V
REF
= 1.15V or 1.35V
= 1 15V or 1 35V
0.01
μ
A
0.01
0.01
I
I
0.05
CLK CLK
CLK, CLK
V
REF
= 1.15V or 1.35V
= 1 15V or 1 35V
0.05
μ
A
0.05
0.05
mA
V
REF
V
REF
= 1.15V or 1.35V
= 1 15V or 1 35V
0.05
μ
A
0.05
12
I
CC
Quiescent supply current
CLK and CLK in opposite
state
1
10
25
mA
12
25
10
25
NOTES:
1. When CLK and CLK are HIGH, typical I
= 25mA.
2. All typical values are at V
CC
= 3.3V and T
amb
= 25
°
C (unless otherwise specified).
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