2
LTC1654
1654fb
(Note 1)
VCC to GND .............................................. –0.5V to 7.5V
TTL Input Voltage, REFHI,
REFLO, X1/X1/2 ........................................ –0.5V to 7.5V
VOUT, SDO .................................. – 0.5V to (VCC + 0.5V)
Operating Temperature Range
LTC1654C ............................................. 0
°C to 70°C
LTC1654I ........................................ – 40
°C to 85°C
Maximum Junction Temperature .......................... 125
°C
Storage Temperature Range ................ – 65
°C to 150°C
Lead Temperature (Soldering, 10 sec)................. 300
°C
ORDER PART
NUMBER
TJMAX = 125°C, θJA = 110°C/W
LTC1654CGN
LTC1654IGN
GN PACKAGE
16-LEAD PLASTIC SSOP
1
2
3
4
5
6
7
8
TOP VIEW
16
15
14
13
12
11
10
9
X1/X1/2 B
CLR
SCK
SDI
CS/LD
DGND
SDO
X1/X1/2 A
VCC
VOUT B
REFHI B
REFLO B
AGND
REFLO A
REFHI A
VOUT A
GN PART MARKING
1654
1654I
ABSOLUTE
AXI U
RATI GS
W
WW
U
PACKAGE/ORDER I FOR ATIO
UU
W
Consult LTC Marketing for parts specified with wider operating temperature ranges.
The
● denotes specifications which apply over the full operating tempera-
ture range, otherwise specifications are at TA = 25°C. Unless otherwise noted, VCC = 2.7V to 5.5V, VOUT A, VOUT B unloaded, REFHI A,
REFHI B = 4.096V (VCC = 5V), REFHI A, REFHI B = 2.048V (VCC = 2.7V), REFLO = 0V, X1/X1/2 = 0V.
ELECTRICAL CHARACTERISTICS
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF
Lead Free Tape and Reel: Add #TRPBF
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
DAC
n
Resolution
●
14
Bits
Monotonicity
●
14
Bits
DNL
Differential Nonlinearity
Guaranteed Monotonic (Note 2)
●
±0.3
±1
LSB
INL
Integral Nonlinearity
Integral Nonlinearity (Note 2)
●
±1.2
±4
LSB
ZSE
Zero Scale Error
0
°C ≤ TA ≤ 70°C
●
0
6.5
mV
–40
°C ≤ TA ≤ 85°C
●
9.0
mV
VOS
Offset Error
0
°C ≤ TA ≤ 70°C (Note 3)
●
±6.5
mV
–40
°C ≤ TA ≤ 85°C (Note 3)
●
±9.0
mV
VOSTC
Offset Error Tempco
±15
V/°C
Gain Error
●
±24
LSB
Gain Error Drift
5
ppm/
°C
Power Supply
VCC
Positive Supply Voltage
For Specified Performance
●
2.7
5.5
V
ICC
Supply Current (SLOW/FAST)
2.7V
≤ VCC ≤ 5.5V (Note 5) SLOW
●
540
850
A
2.7V
≤ VCC ≤ 5.5V (Note 5) FAST
●
930
1400
A
2.7V
≤ VCC ≤ 3.3V (Note 5) SLOW
●
350
500
A
2.7V
≤ VCC ≤ 3.3V (Note 5) FAST
●
680
1000
A
In Shutdown (Note 5)
●
310
A
Op Amp DC Performance
Short-Circuit Current Low
VOUT Shorted to GND
●
70
120
mA
Short-Circuit Current High
VOUT Shorted to VCC
●
80
120
mA
Output Impedance to GND
Input Code = 0
●
40
200
PSR
Power Supply Rejection
REFHIA, REFHIB = 4.096V (VCC = 5V ±10%)
●
2.5
mV/V
REFHIA, REFHIB = 2.048V (VCC = 3V ±10%)
Input Code = 16383