NS7520B-1-C36 Digi International, NS7520B-1-C36 Datasheet - Page 51
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NS7520B-1-C36
Manufacturer Part Number
NS7520B-1-C36
Description
IC ARM MICROPROCESSOR 177BGA
Manufacturer
Digi International
Series
NET+ARM®r
Specifications of NS7520B-1-C36
Applications
Network Processor
Core Processor
ARM7
Program Memory Type
External Program Memory
Controller Series
-
Ram Size
External
Interface
EBI/EMI, Ethernet, DMA, SPI, UART
Number Of I /o
16
Voltage - Supply
1.4 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
177-LFBGA
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
NS7520B-1-C36
Manufacturer:
Digi International
Quantity:
10 000
Part Number:
NS7520B-1-C36
Manufacturer:
NETARM
Quantity:
20 000
SDRAM load mode
SDRAM refresh
CAS0* (A10/AP)
CAS0* (A10/AP)
CAS3* (RAS)
CAS2* (CAS)
CAS1* (WE)
CAS3* (RAS)
CAS2* (CAS)
CAS1* (WE)
CS[4:0]*
CS[4:0]*
BCLK
A[13:0]
BCLK
27
34
34
prechg
27
34
34
prechg
27
34
34
34
34
34
34
inhibit
nop
27
34
34
refresh
34
34
34
35
load
w w w . d i g i . c o m
op code
27
34
27
34
34
35
S D R A M t i m i n g
4 7