DAC34H84_15 Datasheet, PDF (8/96 Pages) Texas Instruments – DAC34H84 Quad-Channel, 16-Bit, 1.25 GSPS Digital-to-Analog Converter (DAC)

DAC34H84
SLAS751D – MARCH 2011 – REVISED SEPTEMBER 2015
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6.3 Recommended Operating Conditions
Recommended operating junction temperature
T_J
Maximum rated operating junction temperature⁽¹⁾
T_A Recommended free-air temperature
(1) Prolonged use at this junction temperature may increase the device failure-in-time (FIT) rate.
MIN NOM MAX UNIT
105
°C
125
–40
25
85 °C
6.4 Thermal Information
THERMAL METRIC⁽¹⁾
DAC34H84
ZAY (NFBGA)
UNIT
196 BALLS
R_θJA
R_θJC(top)
R_θJB
ψ_JT
ψ_JB
R_θJC(bot)
Junction-to-ambient thermal resistance
Junction-to-case (top) thermal resistance
Junction-to-board thermal resistance
Junction-to-top characterization parameter
Junction-to-board characterization parameter
Junction-to-case (bottom) thermal resistance
37.6
°C/W
6.8
°C/W
16.8
°C/W
0.2
°C/W
16.4
°C/W
N/A
°C/W
(1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application
report, SPRA953.
6.5 Electrical Characteristics – DC Specifications
over recommended operating free-air temperature range, nominal supplies, IOUT_FS = 20mA (unless otherwise noted)⁽¹⁾
PARAMETER
TEST CONDITIONS
MIN TYP MAX UNIT
Resolution
16
Bits
DC ACCURACY
DNL
INL
Differential nonlinearity
Integral nonlinearity
1 LSB = IOUT_FS/2¹⁶
±2
LSB
±4
LSB
ANALOG OUTPUT
Coarse gain linearity
±0.04
LSB
Offset error
Mid code offset
±0.001
%FSR
Gain error
With external reference
With internal reference
±2
%FSR
±2
%FSR
Gain mismatch
With internal reference
±2
%FSR
Full scale output current
10
20 30 mA
Output compliance range
–0.5
0.6
V
Output resistance
300
kΩ
Output capacitance
5
pF
REFERENCE OUTPUT
V_REF
Reference output voltage
Reference output current⁽²⁾
1.2
V
100
nA
REFERENCE INPUT
V_EXTIO
Input voltage range
Input resistance
External Reference Mode
0.6
1.2 1.25
V
1
MΩ
Small signal bandwidth
472
kHz
Input capacitance
100
pF
(1) Measured differentially across IOUTP/N with 25 Ω each to GND.
(2) Use an external buffer amplifier with high impedance input to drive any external load.
8
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