AMIS49587C5871RG ON Semiconductor, AMIS49587C5871RG Datasheet - Page 30

• Manufacturer Part Number: AMIS49587C5871RG
• Description: IC MODEM PLC 50/60MHZ 28PLCC
• Manufacturer: ON Semiconductor

Specifications of AMIS49587C5871RG

• Baud Rates: Selectable
• Interface: SCI
• Voltage - Supply: 3 V ~ 3.6 V
• Mounting Type: Surface Mount
• Package / Case: 28-PLCC
• Number Of Transmitters: 1
• Power Supply Requirement: Single
• Package Type: PLCC
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 28
• Operating Temperature (max): 70C
• Dual Supply Voltage (typ): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Dual Supply Voltage (min): Not RequiredV
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Data Format: -
• Lead Free Status / Rohs Status: Compliant

T_REQ
correct, the AMIS- -49587 acknowledges with an <ACK>
character. In other cases, it answers with a <NAK>
character. In case of <NAK> response, or no
acknowledgement from AMIS- -49587 in the t
a complete sequence must be restarted to repeat the frame.
T_REQ
correct, the application micro controller acknowledges with
an <ACK> character. In other cases, it answers with a
<NAK> character. In case of <NAK> response from the
Application micro controller, the AMIS- -49587 will repeat
the frame only once after a delay corresponding to t
(Wait Before Continue). A non response from the
If the length and the checksum of the local frame are both
If the length and the checksum of the local frame are both
TxD
TxD
RxD
RxD
Local Frame from
t
AMIS--49587
POLL
Status Message
Figure 26. Transfer from Application Microcontroller to AMIS- -49587
Character
Figure 27. Transfer from AMIS- -49587 to Application Microcontroller
t
ACK
NAK
ACK
Figure 28. Character Time- -out
t
SR
time- -out,
t
WBC
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Local Frame from Base Micro
WBC
Local Frame from
AMIS--49587
30
t
IC
6.4.6 Transfer from AMIS- -49587 to Application
Microcontroller
directly send it without any previous request.
application micro controller or a framing error when an
<ACK> character is awaited is considered as an
acknowledgment.
6.4.7 Character Time- -out in Reception
frame should not exceed t
When the AMIS- -49587 wants to send a frame, it can
The time between two consecutive characters in a local
Character
t
ACK
ACK
t
WBC
IC
t
ACK
(Time- -out Inter Character):
ACK
Local Frame from
AMIS--49587
t