AK2358F Datasheet, PDF (13/26 Pages) Asahi Kasei Microsystems – Base-band LSI for Europian Cordless Telephones(CTI, CTI+)

ASAHI KASEI
[AK2358FI
I
Digital Characteristic s
1 . DC Characteristics
Parameter
Pin Symbol min typ
High-1evel inuut voltage 1
I (1)
VIH1 70%VD+
l Low-level inDut voltaze 1
I (1) I v,,., I
I
High-level input voltage 2
(2)
VIH2 / 80%VD+ I
Low-level input voltage 2
(2)
VIL2
High-level inuut current V,H=VD+
(l)(2)
IIH
l
Low-level
i_–.nD_–-u_–t _-—c u r_--r_-e n t
V,,=OV
“H-
I (1)(2) I Ir, I ‘1O
I
igh-level output voltage I~H=O. lmA (3)
V‘O“H- 90%VD+
Low-1evel outuut voltage 1~~=0.6mA (3)
VOL
(l). TDATA, DI/O
(2) SCLK, DIR
(3) TCLK, RDF, DI/O
I
m ax Unit
v
I 30%VD+ I V I
v
\ 20%VD+I v
10 ] UA I
I
iuAl
‘v
0.3
v
2. AC Characteristics
Parameter
Symbol min
typ
max
Unit
Master clock frequency
fclk
3.579545
MHz
MSK Modulator timing
TDE Falling to TCLK Rising
T1
208.3
,uS
TCLK period
T2
416.7
/!.Ls
TDE Rising to TXAFSW Falling
T3
2
ms
TDATA Set up time
TS
1
ps
TDATA Hold time
TH
1
ps
TDATA Hold time2
TH2
2
,uS
MSK Demodulator timing
RCLK Period & FD pules width
T
402.2 416.7
/ls
Serial data input timing
Clock pulse width 1
ta
500
ns
Clock pulse width 2
tb
500
ns
SDATA Set Up time
tc
100
ns
SDATA Hold time
td
100
ns
DIR Set up time
te
100
ns
DIR Hold time
tf
100
ns
DIR falling to SCLK falling time
tg
100
ns
SCLKi’DIR input rising time
th
1
,uS
SCLK/DIR input falling time
ti
1
,uS
RDF falling to SCLK falling time
tj
100
ns
SCLK rising to RDF falling time
tk
600
ns
0152-E 00
- 12
1996/’12