wm8215 Wolfson Microelectronics plc, wm8215 Datasheet - Page 10

• Manufacturer Part Number: wm8215
• Description: 60msps 10-bit 3-channel Ccd Digitiser
• Manufacturer: Wolfson Microelectronics plc

WM8215
Notes:
1.
2.
SERIAL INTERFACE
Figure 4 Serial Interface Timing
Test Conditions
AVDD = DVDD1 = DVDD2 = 3.3V, AGND = DGND = 0V, T
Note: 1.
w
PARAMETER
Output propagation delay
Output latency. From 1
MCLK after VSMP falling to data output
PARAMETER
SCK period
SCK high
SCK low
SDI set-up time
SDI hold time
SCK Rising to SEN Rising
SCK Falling to SEN Falling
SEN to SCK set-up time
SEN pulse width
SEN low to SDO = Register data
SCK low to SDO = Register data
SCK low to SDO = ADC data
Parameters are measured at 50% of the rising/falling edge.
In 1-channel mode, if t
Parameters are measured at 50% of the rising/falling edge
st
rising edge of
MFVSF
is less than 9.5ns, the output amplitude of the WM8215 will decrease.
SYMBOL
t
t
SCRSER
t
SCFSEF
t
t
t
t
SCRDZ
t
t
SCKH
t
t
SERD
SCRD
SPER
SCKL
t
SEW
SSU
SEC
SH
SYMBOL
LAT
t
PD
TEST CONDITIONS
A
= 25°C, MCLK = 45MHz unless otherwise stated.
TEST CONDITIONS
83.3
37.5
37.5
MIN
37.5
12
12
60
6
6
MIN
TYP
PD, Rev 4.2, February 2009
TYP
5
7
MAX
30
30
30
MAX
10
Production Data
UNITS
periods
UNITS
MCLK
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
10