M
8-Bit, 500Msps Flash ADC
2
_______________________________________________________________________________________
ABSOLUTE MAXIMUM RATINGS
Supply Voltages
Negative Supply Voltage (V
EE
to GND) ............-7.0V to +0.5V
Ground Voltage Differential...............................-0.5V to +0.5V
Input Voltages
Analog Input Voltage............................................+0.5V to V
EE
Reference Input Voltage ......................................+0.5V to V
EE
Digital Input Voltage.............................................+0.5V to V
EE
Reference Current (V
RT
to V
RB)
......................................35mA
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
Digital Output Current...........................................0mA to -28mA
Operating Temperature Range ...........................-20°C to +85°C
Case Temperature...........................................................+125°C
J unction Temperature......................................................+150°C
Lead Temperature (soldering, 10sec) .............................+300°C
Storage Temperature Range.............................-65°C to +150°C
IV
IV
I
V
V
I
I
V
I
IV
V
V
I
I
V
TEST
LEVEL
ns
1.25
1.75
2.25
Clock to Data Delay
ns
0.9
1.4
1.9
CLK to DATA READY Delay
ps
250
Acquisition Time
ps
2
Aperture J itter
MHz
500
Maximum Sample Rate
MHz
30
Reference Bandwidth
60
80
Ladder Resistance
mV
-30
30
Offset Error V
RT
MHz
900
Input Bandwidth
LSB
-0.85
0.95
f
CLK
= 100kHz
Differential Nonlinearity
No Missing Codes
ANALOG INPUT
LSB
-1.0
1.0
f
CLK
= 100kHz
Bits
8
Resolution
DC ACCURACY
Integral Nonlinearity
pF
15
Over full input range
k
15
Input Resistance
Input Capacitance
Guaranteed
V
V
RB
V
RT
2.0
Input Voltage Range
Input Bias Current
mA
0.75
V
IN
= 0V
UNITS
MAX1150A
TYP
MIN
MAX
CONDITIONS
PARAMETER
1.25
1.75
2.25
0.9
1.4
1.9
250
2
500
30
60
80
-30
30
900
-0.95
1.5
-1.5
1.5
8
15
15
Guaranteed
V
RB
V
RT
2.0
0.75
MAX1150B
TYP
MIN
MAX
ELECTRICAL CHARACTERISTICS
(V
EE
= -5.2V, V
RB
= -2.00V, V
RM
= -1.00V, V
RT
= 0.00V, f
CLK
= 500MHz, duty cycle = 50%, typical thermal impedance (
θ
J C
) = 4°C/W,
T
j
= T
C
= T
A
= +25°C.) (Note 1)
Small signal
IV
mV
-30
30
Offset Error V
RB
-30
30
V
V/ns
5
Input Slew Rate
5
REFERENCE INPUT
TIMING CHARACTERISTICS
Large signal
V
500
500