Datasheet

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.
19REV. PrA
For current information contact Analog Devices at 800/262-5643
ADSP-2196September 2001

Table 7. Pin Descriptions
Pin Type Function
A21–0 O/T External Port Address Bus
D7–0 I/O/T External Port Data Bus, least significant 8 bits
D15
/PF15
/SPI1SEL7
I/O/T
I/O
I
Data 15 (if 16-bit external bus)/Programmable Flags 15 (if 8-bit external bus)/SPI1 Slave
Select output 7 (if 8-bit external bus, when SPI1 enabled)
D14
/PF14
/SPI0SEL7
I/O/T
I/O
I
Data 14 (if 16-bit external bus)/Programmable Flags 14 (if 8-bit external bus)/SPI0 Slave
Select output 7 (if 8-bit external bus, when SPI0 enabled)
D13
/PF12
/SPI1SEL6
I/O/T
I/O
I
Data 13 (if 16-bit external bus)/Programmable Flags 13 (if 8-bit external bus)/SPI1 Slave
Select output 6 (if 8-bit external bus, when SPI1 enabled)
D12
/PF12
/SPI0SEL6
I/O/T
I/O
I
Data 12 (if 16-bit external bus)/Programmable Flags 12 (if 8-bit external bus)/SPI0 Slave
Select output 6 (if 8-bit external bus, when SPI0 enabled)
D11
/PF11
/SPI1SEL5
I/O/T
I/O
I
Data 11 (if 16-bit external bus)/Programmable Flags 11 (if 8-bit external bus)/SPI1 Slave
Select output 5 (if 8-bit external bus, when SPI1 enabled)
D10
/PF10
/SPI0SEL5
I/O/T
I/O
I
Data 10 (if 16-bit external bus)/Programmable Flags 10 (if 8-bit external bus)/SPI0 Slave
Select output 5 (if 8-bit external bus, when SPI0 enabled)
D9
/PF9
/SPI1SEL4
I/O/T
I/O
I
Data 9 (if 16-bit external bus)/Programmable Flags 9 (if 8-bit external bus)/SPI1 Slave Select
output 4 (if 8-bit external bus, when SPI1 enabled)
D8
/PF8
/SPI0SEL4
I/O/T
I/O
I
Data 8 (if 16-bit external bus)/Programmable Flags 8 (if 8-bit external bus)/SPI0 Slave Select
output 4 (if 8-bit external bus, when SPI0 enabled)
PF7
/SPI1SEL3
/DF
I/O/T
I
I
Programmable Flags 7/SPI1 Slave Select output 3 (when SPI0 enabled)/Divisor Frequency
(divisor select for PLL input during boot)
PF6
/SPI0SEL3
/MSEL6
I/O/T
I
I
Programmable Flags 6/SPI0 Slave Select output 3 (when SPI0 enabled)/Multiplier Select 6
(during boot)
PF5
/SPI1SEL2
/MSEL5
I/O/T
I
I
Programmable Flags 5/SPI1 Slave Select output 2 (when SPI0 enabled)/Multiplier Select 5
(during boot)
PF4
/SPI0SEL2
/MSEL4
I/O/T
I
I
Programmable Flags 4/SPI0 Slave Select output 2 (when SPI0 enabled)/Multiplier Select 4
(during boot)
PF3
/SPI1SEL1
/MSEL3
I/O/T
I
I
Programmable Flags 3/SPI1 Slave Select output 1 (when SPI0 enabled)/Multiplier Select 3
(during boot)