adsp-2195mkca-160x Analog Devices, Inc., adsp-2195mkca-160x Datasheet - Page 48

• Manufacturer Part Number: adsp-2195mkca-160x
• Description: Dsp Microcomputer
• Manufacturer: Analog Devices, Inc.

ADSP-2195
Serial Peripheral Interface (SPI) Port—Slave Timing
Table 21
Table 21. Serial Peripheral Interface (SPI) Port—Slave Timing
48
Parameter
Switching Characteristics
t
t
t
t
Timing Requirements
t
t
t
t
t
t
t
t
DSOE
DSDHI
DDSPID
HDSPID
SPICHS
SPICLS
SPICLK
HDS
SPITDS
SDSCI
SSPID
HSPID
and
This information applies to a product under development. Its characteristics and specifications are subject to change with-
out notice. Analog Devices assumes no obligation regarding future manufacturing unless otherwise agreed to in writing.
Figure 24
Description
SPISS assertion to data out active
SPISS deassertion to data high impedance
SCLK edge to data out valid (data out delay)
SCLK edge to data out invalid (data out hold)
Serial clock high period
Serial clock low period
Serial clock period
Last SPICLK edge to SPISS not asserted
Sequential Transfer Delay
SPISS assertion to first SPICLK edge
Data input valid to SCLK edge (data input setup)
SCLK sampling edge to data input invalid
describe SPI port slave operations.
For current information contact Analog Devices at 800/262-5643
Min
0
0
0
0
2t
2t
4t
2t
2t
2t
1.6
1.6
HCLK
HCLK
HCLK
HCLK
HCLK
HCLK
September 2001
Max
6
6
5
5
REV. PrA
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns