Datasheet

®
19 PCM3501
SYMBOL DESCRIPTION MIN TYP MAX UNITS
t
BCKP
BCK Period 600 4000 ns
t
BCKH
BCK Pulse Width HIGH 300 2000 ns
t
BCKL
BCK Pulse Width LOW 300 2000 ns
t
CKFS
Delay Time BCK Falling Edge to FS –40 40 ns
t
FSW
FS Pulse Width HIGH t
BCKP
– 60 t
BCKP
t
BCKP
+ 60 ns
t
FSP
FS Period 1/f
S
t
DISU
DIN Set Up Time to BCK Rising Edge 60 ns
t
DIHD
DIN Hold Time to BCK Rising Edge 60 ns
t
CKDO
Delay Time BCK Falling Edge to DOUT 0 80 ns
t
HZDO
Delay Time BCK Falling Edge to DOUT Active 20 ns
t
DOHZ
Delay Time BCK Falling Edge to DOUT Inactive 19.5 ns
t
FSOW
FSO Pulse Width HIGH t
BCKP
– 60 t
BCKP
t
BCKP
+ 60 ns
t
BFSO
Delay Time BCK Falling Edge to FSO 0 80 ns
t
R
Rising Time of All Signals 30 ns
t
F
Falling Time of All Signals 30 ns
FIGURE 14. Serial Interface Timing for Time Slot Mode Operation (Master Mode).
FIGURE 15. High-Pass Filter Response.
t
FSW
High Impedance
High Impedance
t
BCKP
t
CKFS
t
BCKL
t
DISU
t
DIHD
t
BCKH
t
CKDO
t
HZDO
t
DOHZ
t
FSP
NOTES: Timing measurement reference level is (V
IH
/V
IL
)/2. Rising and falling time is measured from
10% to 90% of IN/OUT signal swing. Load capacitance of DOUT, FSO, FS, and BCK signal is 50pF.
0.5V
DD
0.5V
DD
0.5V
DD
0.5V
DD
0.5V
DD
t
FSOW
t
BFSO
FS
(output)
BCK
(output)
DIN
(input)
DOUT
(output)
FSO
(output)
HIGH-PASS FILTER FREQUENCY RESPONSE
STOPBAND CHARACTERISTICS
Normalized Frequency (• f
S
/1000 Hz)
Amplitude (dB)
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
0.1 0.2 0.3 0.4 0.50
HIGH-PASS FILTER FREQUENCY RESPONSE
PASSBAND CHARACTERISTICS
Normalized Frequency (• f
S
/1000 Hz)
Amplitude (dB)
0.0
–0.1
–0.2
–0.3
–0.4
–0.5
–0.6
–0.7
–0.8
–0.9
–1.0
12340