LMH7322SQ National Semiconductor Corporation, LMH7322SQ Datasheet - Page 3

• Manufacturer Part Number: LMH7322SQ
• Description: The ADC14V155 is a high-performance CMOS analog-to-digital converter with LVDS outputs. It is capable of converting analog input signals into 14-Bit digital words at rates up to 155 Mega Samples Per Second (MSPS). Data leaves the chip in a DDR (Dual
• Manufacturer: National Semiconductor Corporation

TR
t
t
t
t
Δt
Δt
t
t
t
t
t
INPUT CHARACTERISTICS
I
I
TC I
V
TC V
V
V
CMRR
PSRR
A
Hyst
LATCH ENABLE CHARACTERISTICS
I
V
V
PDH
OD-disp
SR-disp
CM-disp
r
f
sLE
hLE
PD_LE
B
OS
B-LE
Symbol
Symbol
OS
RI
RID
V
OS-LE
RI-LE
PDLH
PDHL
12 AC Electrical Characteristics
V
5V DC Electrical Characteristics
V
CCI
CCI
OS
OS
= V
= V
CCO
CCO
Input Bias Current
Input Offset Current
Input Offset Current TC
Input Offset Voltage
Input Offset Voltage TC
Input Voltage Range
Input Differential Voltage
Range
Common Mode Rejection Ratio 0V
Power Supply Rejection Ratio
Active Gain
Hysteresis
Latch Enable Bias Current
Latch Enable Offset Voltage
Latch Enable Voltage Range
Maximum Toggle Rate
Minimum Pulse Width
Jitter
Propagation Delay.
(see Figure 3 application note)
Input SR = Constant
V
Input Overdrive Dispersion
Input Slew Rate Dispersion
Input Common Mode Dispersion SR = 1 V/ns; Overdrive = 100 mV;
Q to Q Time Skew |t
Q to Q Time Skew |t
Output Rise Time (20%–80%)
Output Fall Time (20%–80%)
Latch Setup Time
Latch Hold Time
Latch to Output Delay Time
IN
= 12V, V
= 5V, V
Startvalue = V
Parameter
EE
Parameter
EE
= 0V, R
= 0V, R
REF
PDH
PDL
L
−100 mV
L
= 50Ω to V
= 50Ω to V
– t
– t
PDH
PDL
|
|
V
Biased at V
V
V
for CMRR
R
Biased at RSPECL Level
Biased at RSPECL Level
for CMRR
CCO
IN
IN
IN
HYS
Overdrive = ±50 mV; C
@ 50% of Output Swing
Overdrive = ±50 mV; C
@ 50% of Output Swing
Overdrive = ±50 mV; C
@ Freq = 140 MHz
Overdrive 20 mV
Overdrive 50 mV
Overdrive 100 mV
Overdrive 1V
t
t
0.1 V/ns to 1 V/ns; Overdrive = 100 mV
0V
Overdrive = 100 mV; C
Overdrive = 100 mV; C
Overdrive = 100 mV; C
Overdrive = 100 mV; C
CCO
PDH
PDH
≤
Differential = 0V; R
Differential = 0V
Differential = 0V
-2V, V
≤
V
= 0Ω
-2V, V
@ Overdrive 20 mV
@ Overdrive 100 mV
CM
V
CM
≤
≥
≥
CM
CM
CM
≤
V
50 dB
50 dB
Conditions
Unless otherwise specified, all limits are guaranteed for T
= 300 mV, R
CC1
V
Unless otherwise specified, all limits are guaranteed for T
= 300 mV, R
CCI
Conditions
−0.2
- 1.5V
3
HYS
L
L
L
L
L
L
L
= 2 pF
= 2 pF
= 2 pF
= 2 pF
= 2 pF
= 2 pF
= 2 pF
HYS
↔
= 8 kΩ
HYS
↔
100 mV
1V
= 1 kΩ.Boldface limits apply at temperature extremes.
= none.Boldface limits apply at temperature extremes.
(Note 8)
V
V
−250
EE
EE
Min
(Note 8)
−5
−8
−1
−0.2
+1.4
Min
(Note 7)
(Note 7)
−2.6
Typ
0.3
40
−2
12
80
80
53
55
+5
3
Typ
255
818
723
708
703
110
155
155
944
31
48
43
24
45
77
33
4
5
V
V
(Note 8)
(Note 8)
CCO
CCI
+250
Max
Max
100
+8
+1
J
10
J
−1.5
= 25°C,
= 25°C,
-0.8
www.national.com
Units
nA/°C
µV/°C
Units
Gb/s
mV
mV
mV
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
µA
nA
dB
dB
dB
µA
fs
V
V
V