DS2164Q Dallas Semiconducotr, DS2164Q Datasheet - Page 14

• Manufacturer Part Number: DS2164Q
• Description: G.726 ADPCM Processor
• Manufacturer: Dallas Semiconducotr

PCM INTERFACE, AC ELECTRICAL CHARACTERISTICS
NOTES:
1) Maximum width of FSX and FSY is one CLKX or CLKY period (except for signaling frames).
2) Measured at V
3) Load = 150pF + 2 LSTTL loads.
4) For LSB of PCM or ADPCM byte.
MASTER CLOCK/RESET, AC ELECTRICAL CHARACTERISTICS
NOTES:
1) MCLK = 10MHz ±500ppm
CLKX, CLKY Period
CLKX, CLKY Pulse Width
CLKX, CLKY Rise Fall Times
Hold Time from CLKX, CLKY to FSX,
FSY
Setup Time from FSX, FSY High to
CLKX, CLKY Low
Hold Time from CLKX, CLKY Low to
FSX, FSY Low
Setup Time for XIN, YIN to CLKX,
CLKY Low
Hold Time for XIN, YIN to CLKX,
CLKY Low
Delay Time from CLKX, CLKY to
Valid XOUT, YOUT
Delay Time from CLKX, CLKY to
XOUT, YOUT Tri-stated
MCLK Period
MCLK Pulse Width
MCLK Rise/Fall Times
RST
Maximum operating frequency is guaranteed by design and is not a tested parameter.
Pulse Width
PARAMETER
PARAMETER
IH
= 2.0V, V
IL
= 0.8V, and 10ns maximum rise and fall times.
SYMBOL
SYMBOL
t
RM
t
t
t
t
t
t
t
WXYL
WXYH
t
t
DXYO
WMH
t
HOLD
DXYZ
t
WML
t
t
RXY
t
t
PXY
FXY
t
RST
HD
PM
HF
SD
SF
, t
14 of 17
FM
,
MIN
MIN
244
100
100
50
50
50
10
20
45
0
1
(V
(V
TYP
TYP
100
DD
DD
10
50
= 5V ±10%, T
= 5V ±10%, T
MAX
MAX
3906
150
150
20
55
10
UNITS
UNITS
A
A
= 0°C to +70°C)
= 0°C to +70°C)
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
NOTES
NOTES
DS2164Q
2, 3, 4
1
2
2
2
2
2
3
1