ADS8365_14 Datasheet, PDF (8/38 Pages) Texas Instruments – 16-Bit, 250kSPS, 6-Channel, Simultaneous Sampling SAR ANALOG-TO-DIGITAL CONVERTERS

ADS8365
SBAS362C – AUGUST 2006 – REVISED MARCH 2008.................................................................................................................................................... www.ti.com
ELECTRICAL CHARACTERISTICS: 250kSPS (continued)
Over recommended operating free-air temperature range at –40°C to +85°C, AV_DD = 5V, BV_DD = 3V, V_REF = internal +2.5V, f_CLK = 5MHz, and
f_SAMPLE = 250kSPS, unless otherwise noted
PARAMETER
TEST CONDITIONS
ADS8365
MIN
TYP ⁽¹⁾
MAX
UNIT
DATA FORMAT
Data format
Bit DB4 = 1
Bit DB4 = 0
Binary two's complement
Straight binary coding
POWER SUPPLY
Analog supply voltage
Buffer I/O supply voltage
AV_DD
Low-voltage levels
BV_{DD 5V logic levels}
4.75
5.25
V
2.7
3.6
V
4.5
5.5
V
Analog operating supply current
Buffer I/O operating supply current
Power dissipation
AI_DD
BI_DD
BV_DD = 3V
BV_DD = 5V
BV_DD = 3V
BV_DD = 5V
Nap mode enabled
40
48
mA
150
225
µA
250
375
µA
200
240
mW
201
241
mW
5
mW
Powerdown enabled
50
µW
AV_DD
A_IN
EQUIVALENT INPUT CIRCUIT
R_ON
750W
C_(SAMPLE)
20pF
BV_DD
D_IN
Diode Turn-on Voltage: 0.35V
AGND
Equivalent Analog Input Circuit
BGND
Equivalent Digital Input Circuit
8
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