SI2457-D-FS Silicon Laboratories Inc, SI2457-D-FS Datasheet - Page 7

• Manufacturer Part Number: SI2457-D-FS
• Description: IC ISOMODEM SYSTEM-SIDE 16SOIC
• Manufacturer: Silicon Laboratories Inc

Specifications of SI2457-D-FS

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Table 5. Absolute Maximum Ratings
Table 6. Switching Characteristics
(V
Parameter
DC Supply Voltage
Input Current, Si2457/34/15/04 Digital
Input Pins
Digital Input Voltage
CLKIN/XTALI Input Voltage
Operating Temperature Range
Storage Temperature Range
Note: Permanent device damage may occur if the above absolute maximum ratings are exceeded. Functional operation
Parameter
UART Timing Parameters
Baud Rate Accuracy
Reset Timing Parameters
RESET to RESET
RESET to 1st AT Command
Parallel Timing Parameters
Address Setup
Address Hold
WR Low Pulse Width
Write Data Setup Time
Write Cycle Time
Chip Select Setup
Chip Select Hold
RD Low Pulse Width
RD Low to Data Driven Time
Data Hold
RD High to Hi-Z Time
Notes:
D
= 3.0 to 3.6 V, T
1. All timing is referenced to the 50% level of the waveform. Input test levels are V
2. With 32.768 kHz clocking, allow 500 ms for the reset low-to-high minimum pulse on power-up and wake-from-power-
should be restricted to the conditions as specified in the operational sections of this data sheet. Exposure to absolute
maximum rating conditions for extended periods may affect device reliability.
down conditions.
A
= 0 to 70 °C for F-grade, T
1
A
=
–40 to 85 °C for G-grade)
Symbol
t
t
WDSU
t
t
RLDD
t
t
t
t
t
CSS
CSH
t
Symbol
t
t
t
t
WC
WL
DH
BD
RS
AS
AH
RL
DZ
AT
V
T
V
Rev. 1.3
V
XIND
I
T
STG
IND
IN
D
A
5.0
Min
300
120
–1
15
50
20
10
50
10
—
—
0
0
2
–0.3 to (V
–0.3 to (V
–10 to 100
–40 to 150
Value
±10
4.1
Si2457/34/15/04
IH
Typ
D
D
—
—
—
—
—
—
—
—
—
—
—
—
—
—
= V
+ 0.3)
+ 0.3)
D
– 0.4 V, V
Max
IL
20
30
—
—
—
—
—
—
—
—
—
—
—
1
= 0.4 V.
Unit
mA
°C
°C
V
V
V
Unit
ms
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
%
7