MT9126 Datasheet, PDF (13/22 Pages) Mitel Networks Corporation – CMOS Quad ADPCM Transcoder

Preliminary Information
MT9126
MCLK
F0i
ENB2/F0od
C2o
EN1 (output)
EN2 (output)
PCMi1
P
C
PCMo1
M
B
PCMi2
y
p
a
PCMo2
s
s
ADPCMi
ADPCMo
PCMi/o1
A
PCMi/o2
D
P
C _ADPCMi/o
M 32 kb/s
24 kb/s bit 4 = X
B
y
p
a
ADPCMi/o
s
(16 kb/s)
s
PCMi/o1
PCMi/o2
AAA_AA^A_AA^A_A^A_AA^A_A^A_AA^A_AAAAA_AAAAA_AAAAA_AAAAA_AAAA_AAAAA_AAAAA_AAAAA_AAAAA_AA
outputs = High impedance
inputs = don’t care
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA_{AAAAAAAAAAAAAAAA00000000AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA11111111AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADDDDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA}AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA_{AAAAAAAAAAAAAAAASAAAAAAAAAAAAAAAA77777777AAAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAL6666666AAAAAAAAAAAAAAAA6=AAAAAAAAAAAAAAAA0AAAAAAAAAAAAAAAA55555555AAAAAAAAAAAAAAAACCCCCCAAAAAAAAAAAAAAAA44444444AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAS33333333AAAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA22222222LAAAAAAAAAAAAAAAA=AAAAAAAAAAAAAAAA111111111AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA00000000AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA}AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
76543210
B1
76543210
76543210
B3
76543210
76543210
B1/B3
76543210
1
1
B1
23
B3
23
4
4
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA_xx
x
x
x
x
x
x
12341234
B1
B2
SEL=0
B1 B2 B3 B4
12121212
BB111322_{AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA}
x
x
x
x
x
x
x
x
x
x
x
x
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA_{BB1111B17172477771BBB222226263246666AAAAAAAAAAAAAAAAAAA33B15S35xx5555244EBBB2444xAAAAAAAAAAAAAAAAAxL4444422AAAAAAAAAAAAAAAAA=1Bx/x133xBx33331342B22x2xxx222241B311xxxx111142400xx0000xx}AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
X = undetermined logic level output; don’t care input
Outputs high impedance outside of channel boundaries
Two frame delay from data input to data output
Figure 9 - ST-BUS PCM and ADPCM Bypass Relative Timing
8-45