cs5373a Cirrus Logic, Inc., cs5373a Datasheet - Page 7

• Manufacturer Part Number: cs5373a
• Description: Low-power, High-performance ?? Modulator And Test Dac
• Manufacturer: Cirrus Logic, Inc.

ANALOG OUTPUT CHARACTERISTICS
Notes: 9. Guaranteed by design and/or characterization.
DS703F1
DAC Analog OUT± Output
Analog External Load at OUT
(Note 9,
Differential Output Impedance
Single-ended Output Impedance
High-Z Impedance
Crosstalk to BUF
DAC Analog BUF± Output
Analog External Load at BUF
(Note
Differential Output Impedance
Single-ended Output Impedance
High-Z Impedance
Crosstalk to OUT± High-Z Output
9)
10. Load on the precision OUT± outputs is normally from a CS3301A / CS3302A amplifier, which has
11. Single-ended output impedance at 1/64 is different for BUF+ and BUF- due to the output attenuator
10)
1 GΩ/1 TΩ typical input impedance and 18 pF typical input capacitance.
architecture.
±
High-Z Output
Parameter
±
±
(Note
(Note
Load Capacitance
Load Capacitance
Load Resistance
Load Resistance
11) (BUF+) 1/64
11) (BUF-) 1/64
1/1 - 1/64
1/1 - 1/32
(Note
(Note
(Note
(Note
1/16
1/32
1/64
1/16
1/32
1/64
1/1
1/2
1/4
1/8
1/1
1/2
1/4
1/8
9)
9)
9)
9)
ZDIF
ZDIF
Symbol
ZSE
ZSE
HZ
XT
R
C
HZ
XT
R
C
LOUT
LOUT
LBUF
LBUF
OUT
OUT
BUF
BUF
OUT
BUF
OUT
BUF
Min
50
1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
10.1
-120
-120
Typ
1.4
7.9
5.1
3.3
2.3
1.7
0.8
7.4
9.0
9.4
9.5
9.5
9.2
4.5
50
3
6
3
3
-
-
-
-
Max
50
2
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
CS5373A
Unit
MΩ
MΩ
MΩ
kΩ
kΩ
kΩ
kΩ
kΩ
kΩ
kΩ
kΩ
kΩ
kΩ
kΩ
kΩ
kΩ
kΩ
dB
kΩ
dB
pF
nF
Ω
Ω
7