DAC8564 Datasheet, PDF (3/46 Pages) Texas Instruments – 16-Bit, Quad Channel, Ultra-Low Glitch, Voltage Output DIGITAL-TO-ANALOG CONVERTER with 2.5V, 2ppm/°C Internal Reference

DAC8564
www.ti.com
SBAS403A – JUNE 2007 – REVISED NOVEMBER 2007
ELECTRICAL CHARACTERISTICS
At AV_DD = 2.7V to 5.5V and –40°C to +105°C range (unless otherwise noted).
PARAMETER
STATIC PERFORMANCE⁽¹⁾
Resolution
Relative accuracy
Differential nonlinearity
Offset error
Offset error drift
Full-scale error
Gain error
Gain temperature coefficient
PSRR
Power-supply rejection ratio
OUTPUT CHARACTERISTICS⁽²⁾
Output voltage range
Output voltage settling time
Slew rate
Capacitive load stability
Code change glitch impulse
Digital feedthrough
Channel-to-channel dc crosstalk
Channel-to-channel ac crosstalk
DC output impedance
Short-circuit current
Power-up time
AC PERFORMANCE⁽²⁾
SNR
THD
SFDR
SINAD
DAC output noise density
DAC output noise
REFERENCE
Internal reference current consumption
External reference current
Reference input range V_REFH voltage
Reference input range V_REFL voltage
Reference input impedance
TEST CONDITIONS
Measured by the line
passing through
codes 485 and 64714
16-bit monotonic
DAC8564A, DAC8564C
DAC8564B, DAC8564D
Measured by the line passing through codes 485 and
64714.
AV_DD = 5V
AV_DD = 2.7V
Output unloaded
To ±0.003% FSR, 0200h to FD00h, R_L = 2kΩ,
0pF < C_L < 200pF
R_L = 2kΩ, C_L = 500pF
R_L = ∞
R_L = 2kΩ
1LSB change around major carry
SCLK toggling, SYNC high
Full-scale swing on adjacent channel
1kHz full-scale sine wave, outputs unloaded
At mid-code input
DAC at input code = 32768
Coming out of power-down mode AV_DD = 5V
Coming out of power-down mode AV_DD = 3V
T_A = +25°C, BW = 20kHz, V_DD = 5V, f_OUT = 1kHz.
First 19 harmonics removed for SNR calculation.
T_A = +25°C, at mid-code input, f_OUT = 1kHz
T_A = +25°C, at mid-code input, 0.1Hz to 10Hz
AV_DD = 5.5V
AV_DD = 3.6V
External V_REF = 2.5V, if internal reference is disabled,
all four channels active
V_REFL < V_REFH, AV_DD – (V_REFH + V_REFL) /2 > 1.2V
V_REFL < V_REFH, AV_DD – (V_REFH + V_REFL) /2 > 1.2V
(1) Linearity calculated using a reduced code range of 485 to 64714; output unloaded.
(2) Ensured by design or characterization, not production tested.
DAC8564
MIN
TYP
MAX
UNIT
16
±4
±4
±0.5
±5
±1
±0.2
±0.05
±1
±2
1
Bits
±12
LSB
±8
LSB
±1
LSB
±8
mV
µV/°C
±0.5 % of FSR
±0.2 % of FSR
ppm of
FSR/°C
mV/V
0
8
12
2.2
470
1000
0.15
0.15
0.25
–100
1
50
2.5
5
V_REF
10
V
µs
V/µs
pF
nV-s
nV-s
LSB
dB
Ω
mA
µs
90
dB
–77
dB
78
dB
77
dB
130
nV/√Hz
6
µV_PP
360
µA
348
µA
80
µA
0
AV_DD
V
0
AV_DD/2
V
31
kΩ
Copyright © 2007, Texas Instruments Incorporated
Product Folder Link(s): DAC8564
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