SI3018-F-FSR Silicon Laboratories Inc, SI3018-F-FSR Datasheet - Page 58

• Manufacturer Part Number: SI3018-F-FSR
• Description: Modem Chip Chipset 16-Pin SOIC T/R
• Manufacturer: Silicon Laboratories Inc

Specifications of SI3018-F-FSR

• Package: 16SOIC
• Main Category: Chipset
• Sub-category: Data/Voice
• Typical Operating Supply Voltage: 3.3 V
• Power Supply Type: Digital
• Typical Supply Current: 8.5 mA
• Minimum Operating Supply Voltage: 3 V
• Maximum Operating Supply Voltage: 3.6 V
• Data Rate: 54.6875Kbps
• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (max): 3.6V
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Pin Count: 16
• Mounting: Surface Mount
• Lead Free Status / Rohs Status: Compliant

Si3050 + Si3018/19
5.46. Transmit SC Channel
The following diagram shows the definition of the transmitted SC channel, which is transmitted MSB first.
These bits are defined as follows:
CIT6: Reserved
CIT5: CVI
CIT4: DOD
CIT3: INT (represents the state of the INT pin)
CIT2: Battery Reversal (represents the state of bit 7
CIT1: TGD
58
MSB
of the LVS register)
CIT6
7
CIT5
6
Receive New
Receive New
Figure 47. Protocol for Receiving C/I Bits in the Si3050
CI Code
Store in S
C/I Code
= P?
= S?
= P?
No
No
No
CIT4
5
Yes
Yes
Yes
CIT3
4
Rev. 1.31
C/I Bits
With New C/I Bits
Load C/I Register
P: C/I Primary Register Contents
S: C/I Secondary Register Contents
CIT2
3
CIT1
2
MR
1
MX
0
LSB