WM8737LGEFL/R Wolfson Microelectronics, WM8737LGEFL/R Datasheet - Page 12

• Manufacturer Part Number: WM8737LGEFL/R
• Description: IC, ADC, 24BIT, 96KHZ, QFN-32
• Manufacturer: Wolfson Microelectronics

Specifications of WM8737LGEFL/R

• Resolution (bits): 24bit
• Sampling Rate: 96kSPS
• Data Interface: 2-Wire, 3-Wire, Serial
• Supply Voltage Range - Analog: 1.8V To 3.6V
• Supply Current: 7.75mA
• Digital Ic Case Style: QFN
• No. Of Pins: 32
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

WM8737L
w
Test Conditions
DBVDD = 3.3V, DCVDD = 1.42 to 3.6V, DGND = 0V, T
otherwise stated.
PARAMETER
Audio Data Input Timing Information
BCLK cycle time
BCLK pulse width high
BCLK pulse width low
ADCLRC set-up time to BCLK rising edge
ADCLRC hold time from BCLK rising edge
ADCDAT propagation delay from BCLK falling edge
Test Conditions
DBVDD = 3.3V, DCVDD = 1.42 to 3.6V, DGND = 0V, T
otherwise stated.
PARAMETER
Program Register Input Information
SCLK rising edge to CSB rising edge
SCLK pulse cycle time
SCLK pulse width low
SCLK pulse width high
SDIN to SCLK set-up time
SCLK to SDIN hold time
CSB pulse width low
CSB pulse width high
CSB rising to SCLK rising
Pulse width of spikes which will be suppressed
CONTROL INTERFACE TIMING – 3-WIRE MODE
Figure 4 Control Interface Timing – 3-Wire Serial Control Mode
CONTROL INTERFACE TIMING – 2-WIRE MODE
Figure 5 Control Interface Timing – 2-Wire Serial Control Mode
SCLK
SCLK
SDIN
SDIN
CSB
t
3
t
1
A
A
t
6
= +25
= +25
SYMBOL
o
o
t
t
t
t
t
t
t
t
t
t
C, Slave Mode, fs = 48kHz, MCLK = 256fs, 24-bit data, unless
DSU
C, Slave Mode, fs = 48kHz, MCLK = 256fs, 24-bit data, unless
DHO
t
SCS
SCY
SCL
SCH
DSU
CSL
CSH
CSS
SP
t
9
SYMBOL
t
t
t
t
LRSU
t
t
BCH
t
BCY
BCL
LRH
SCH
t
DD
2
t
DHO
t
t
7
SCY
t
t
t
SCL
5
CSL
MIN
MIN
50
20
20
10
10
40
80
40
40
10
10
10
10
10
0
0
t
4
t
3
LSB
TYP
TYP
t
SCS
PD, Rev 4.1, April 2009
t
MAX
MAX
CSS
10
5
t
CSH
Production Data
t
8
UNIT
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
12