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HI3256JCQ Datasheet PDF : 16 Pages
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HI3256
Absolute Maximum Ratings TA = 25oC
Supply Voltage (AVCC, DVCC1, DVCC2) . . . . . . . . . . -0.5V to +7.0V
(DGND3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.5V to +7.0V
(DVEE3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -7.0V to +0.5V
(DGND3 - DVEE3) . . . . . . . . . . . . . . . . . . . . . . . . . -0.5V to +7.0V
Analog Input Voltage (VIN). . . . . . . . . . . . . . . . . VRT - 2.7V to AVCC
Reference Input Voltage (VRT). . . . . . . . . . . . . . . . . +2.7V to AVCC
(VRB) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .VIN - 2.7V to AVCC
(|VRT - VRB|) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +2.5V
Digital Input Voltage
PECL/ECL . . . . . . . . . . . . . . . . . . . DVEE3 - 0.5 to DGND3 + 0.5
TTL . . . . . . . . . . . . . . . . . . . . . . . . . DGND3 - 0.5 to DVCC1 + 0.5
VID (|***/E - ***N/E| (Note 2)) . . . . . . . . . . . . . . . . . . . . . . . . . 2.7V
Thermal Information
Thermal Resistance (Typical, Note 1)
θJA (oC/W)
LQFP Package . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
65
Maximum Junction Temperature . . . . . . . . . . . . . . . . . . . . . . 150oC
Maximum Storage Temperature Range . . . . . . . . . . -65oC to 150oC
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . .300oC
(Lead Tips Only)
Recommended Operating Conditions
WITH A SINGLE POWER SUPPLY
MIN TYP MAX
Supply Voltage
DVCC1, DVCC2, AVCC . . . . . . . . . . . . . . . +4.75 +5.0 +5.25V
DGND1, DGND2, AGND . . . . . . . . . . . . . -0.05 0 +0.05V
DGND3. . . . . . . . . . . . . . . . . . . . . . . . . . . +4.75 +5.0 +5.25V
DVEE3 . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.05 0 +0.05V
Analog Input Voltage (VIN). . . . . . . . . . . . . . VRB -
VRT
Reference Input Voltage
VRT. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +2.9 - +4.1V
VRB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +1.4 - +2.6V
|VRT - VRB|. . . . . . . . . . . . . . . . . . . . . . . . +1.5 - +2.1V
Digital Input Voltage
PECL (***/E) VIH . . . . . . . . . . . . . . DVEE3 + 1.5
DGND3
PECL (***/E) VIL . . . . . . . . . . . . . . . DVEE3 + 1.1
VIH - 0.4V
TTL (***/T, INV) VIH . . . . . . . . . . . . . . . . . +2.0V -
-
TTL (***/T, INV) VIL . . . . . . . . . . . . . . . . . -
- +0.8V
Other (SELECT1/2) VIH . . . . . . . . . . . . . . - DVCC1 -
Other (SELECT1/2) VIL . . . . . . . . . . . . . . - DGND1 -
VID (Note 2) (|***/E- ***N/E|) . . . . . . . . . . +0.4 +0.8
-
Max Conversion Rate (fC, Straight Mode) . . . 100
-
-
MSPS
Max Conversion Rate (fC, DMUX Mode) . . . . 120
-
-
MSPS
Ambient Temperature (TA) . . . . . . . . . . . . . . . . . . . . . -20oC to 75oC
WITH DUAL POWER SUPPLIES
MIN TYP MAX
Supply Voltage
DVCC1, DVCC2, AVCC . . . . . . . . . . . . . . . +4.75 +5.0 +5.25V
DGND1, DGND2, AGND . . . . . . . . . . . . . -0.05 0 +0.05V
DGND3. . . . . . . . . . . . . . . . . . . . . . . . . . . -0.05 0 +0.05V
DVEE3 . . . . . . . . . . . . . . . . . . . . . . . . . . . -5.5
Analog Input Voltage (VIN). . . . . . . . . . . . . . VRB
Reference Input Voltage
-5.0 -4.75V
-
VRT
VRT. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +2.9 - +4.1V
VRB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +1.4 - +2.6V
|VRT - VRB|. . . . . . . . . . . . . . . . . . . . . . . . +1.5 - +2.1V
Digital Input Voltage
PECL/ECL VIH. . . . . . . . . . . . . . . . . . . . . . . DVEE3 + 1.5 DGND3
PECL/ECL VIL . . . . . . . . . . . . . . . . . . . . . . . DVEE3 + 1.1 VIH - 0.4
TTL (***/T, INV) VIH . . . . . . . . . . . . . . . . . 2.0
-
-
TTL (***/T, INV) VIL . . . . . . . . . . . . . . . . . -
- +0.8V
Other (SELECT1/2) VIH . . . . . . . . . . . . . . - DVCC1 -
Other (SELECT1/2) VIL . . . . . . . . . . . . . . - DGND1 -
VID (Note 2) (|***/E- ***N/E|) . . . . . . . . . . +0.4 0.8
-
Max Conversion Rate (fC, Straight Mode) . . . 100
-
-
MSPS
Max Conversion Rate (fC, DMUX Mode) . . . . 120
-
-
MSPS
Ambient Temperature (TA) . . . . . . . . . . . . . . . . . . . . . -20oC to 75oC
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTES:
1. θJA is measured with the component mounted on an evaluation PC board in free air.
2. VID: Input Voltage Differential.
Electrical Specifications
PARAMETER
Resolution
DC CHARACTERISTICS
Integral Linearity Error, INL
Differential Linearity Error, DNL
ANALOG INPUT
Analog Input Capacitance, CIN
Analog Input Resistance, RIN
Analog Input Current, IIN
DVCC1, 2, AVCC, DGND3 = +5V, DGND1, 2, AGND, DVEE3 = 0V, VRT = 4V, VRB = 2V, TA = 25oC
TEST CONDITIONS
MIN
TYP
MAX
-
8
-
VIN = 2VP-P, fC = 5MSPS
-
-
±0.5
-
-
±0.5
VIN = +3.0V, +0.07VRMS
-
10
-
7
20
40
0
100
285
UNITS
Bits
LSB
LSB
pF
kΩ
µA
3
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