SI3225-KQ Silicon Laboratories Inc, SI3225-KQ Datasheet - Page 78

• Manufacturer Part Number: SI3225-KQ
• Description: IC SLIC/CODEC DUAL-CH 64TQFP
• Manufacturer: Silicon Laboratories Inc
• Series: ProSLIC®r

Specifications of SI3225-KQ

• Package / Case: *
• Function: Subscriber Line Interface Concept (SLIC), CODEC
• Interface: GCI, PCM, SPI
• Number Of Circuits: 2
• Voltage - Supply: 3.3V, 5V
• Current - Supply: 65mA
• Power (watts): 941mW
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Includes: Battery Switching, BORSCHT Functions, DTMF Generation and Decoding, FSK Tone Generation, Modem and Fax Tone Detection
• Product: SLIC
• Supply Voltage (min): 3.13 V
• Supply Current: 22 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Number Of Channels: 2
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Si3220/Si3225
Figures 60 and 61 are example timing diagrams of a
register read and a register write to the Dual ProSLIC
using the GCI. As noted in Figure 59, the transmitter
should always anticipate the acknowledgement of the
78
M R
1s t By te
nth By te
MR = 1
Wait f or
MX = 0
MX = 1
MX = 0
Idle
ac k
ac k
M R * RQT
M R * RQT
Figure 59. Dual ProSLIC Monitor Transmitter State Diagram
M R * RQT
M R * M XR
M R * RQT
M R * RQT
MR : MR bit received on D R X line.
MX: MX bit calculated and expected on D TX line.
MXR : MX bit s am pled on D TX line.
C LS: C ollis ion w ithin the m onitor data byte on D TX
line.
R QT: R eques t for trans m is s ion from internal s ource.
ABT: Abort reques t/indication.
M R
M R * M XR
MX = 1
MX = 1
Preliminary Rev. 0.91
Wait
EOM
M R
M XR
M R
receiver for correct communication with the Dual
ProSLIC. Devices that do not accept this “best
case”
communicate with the Dual ProSLIC.
M R * M XR
timing
CLS /A B T
A ny S tate
scenario
MX = 1
A bort
will
not
Initial
S tate
be
able
to