WM5628L, WM5628
Electrical Characteristics: WM5628L
VDD = 3 .6V, GND = 0 V, VREF = 2 V x 1 gain, RL = 10 kΩ, CL = 100 pF, TA = full range, unless otherwise stated.
PARAMETER
Power Supply
Supply current
Static Accuracy
Resolution
SYMBOL
TEST CONDITIONS
VDD = 3.3v
MIN
TYP
MAX
UNIT
IDD
4
mA
8
8
Bits
Bits
Monotonicity
Differential Nonlinearity DNL
VREF = 1.25 V, Range x 2. (note 3)
VREF = 1.25 V, Range x 2. (note 4)
VREF = 1.25 V, Range x 2. (note 5)
Input code = 00 Hex (note 6)
± 0.9
30
LSB
LSB
mV
Integral Nonlinearity
Zero-code error
Zero-code error
temperature coefficient
Full scale error
INL
ZCE
± 1.0
10
0
µV/OC
FSE
VREF = 1.25 V, Range x 2. (note 8)
Input code = FF Hex (note 9)
± 60
± 25
mV
µV/OC
Full scale error
temperature coefficient
Output sink current
Output source current
Power supply
IO(SINK)
IO(SOURCE)
IREF
Each DAC output
20
1
µA
mA
mV/V
VDD = 3.3V, VREF = 1.5V
0.5
sensitivity
PSRR
Electrical Characteristics: WM5628 & WM5628L
VDD = 2.7 to 5.5V, GND = 0 V, VREF = 2 V x 1 gain, RL = 10 kΩ, CL = 100 pF, TA = full range, unless otherwise stated.
PARAMETER
Digital Inputs
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
High level input current
Low level input current
Input capacitance
IIH
IIL
CI
VI = VDD
VI = 0V
±10
±10
µA
µA
pF
15
Timing Parameters
Data input setup time
Data input hold time
tSD
tHD
50
50
ns
ns
CLK to Load
tHL
50
ns
Load to CLK
Load duration
LDAC duration
tSL
tWL
tWD
50
250
250
ns
ns
ns
Load to LDAC
Reference Inputs
Reference input
voltage
tLD
0
ns
VREF
A, B, C, D, inputs
GND
VDD-1.5
V
Reference input
capacitance
Reference
feedthrough
Channel to channel
isolation
A, B, C, D, inputs
15
-60
-60
pF
dB
dB
A, B, C, D inputs (note 11)
A, B, C, D inputs (note 12)
4
Wolfson Microelectronics
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
