Instruction Manual

3.3V SWITCHING CHARACTERISTICS
(T
A
= T
MIN
to T
MAX
VA+ = 5V
±
10%;
VD+ = 3.3V
±
5%; VA- = -5V
±
10%; Input Levels: Logic 0 = 0V, Logic 1 = VD+ ; CL = 50 pF.) (Note 2)
Parameter Symbol Min Typ Max Units
Master Clock Frequency: Internal Oscillator: -A,B
-S
External Clock:
XIN
or
f
clk
30.0
30.0
30
32.768
32.768
-
53.0
34.0
163
kHz
kHz
kHz
Master Clock Duty Cycle 40 - 60 %
Rise Times: Any Digital Input (Note 10)
Any Digital Output
t
rise
-
-
-
50
1.0
-
µ
s
ns
Fall Times: Any Digital Input (Note 10)
Any Digital Output
t
fall
-
-
-
20
1.0
-
µ
s
ns
Start-Up
Power-On Reset Period (Note 11) t
res
-10-ms
Oscillator Start-up Time XTAL=32.768 kHz (Note 12) t
osu
- 500 - ms
Wake-up Period (Note 13) t
wup
- 1800/f
clk
-s
Calibration
CONV Pulse Width (CAL = 1) (Note 14) t
ccw
100 - - ns
CONV and CAL High to Start of Calibration t
scl
--2/f
clk+
200 ns
Start of Calibration to End of Calibration t
cal
- 3246/f
clk
-s
Conversion
Set Up Time A0, A1 to CONV High t
sac
50 - - ns
Hold Time A0, A1 after CONV High t
hca
100 - - ns
CONV Pulse Width t
cpw
100 - - ns
CONV High to Start of Conversion t
scn
--2/f
clk
+200 ns
Set Up Time BP/UP stable prior to DRDY falling t
bus
82/f
clk
--s
Hold Time BP/UP stable after DRDY falls t
buh
0--ns
Start of Conversion to End of Conversion (Note 15) t
con
- 1624/f
clk
-s
CS5505/6/7/8
DS59F4 7
CS5505/6/7/8
DS59F7 7