DATA SHEET
MOS INTEGRATED CIRCUIT
µ
PD77115, 77115A
16-BIT FIXED-POINT DIGITAL SIGNAL PROCESSOR
DESCRIPTION
The
µ
PD77115 and
µ
PD77115A are 16-bit fixed-point digital signal processors (DSP).
The
µ
PD77115 and
µ
PD77115A are RAM based DSP and have the specific circuit for audio application.
Unless otherwise specified, the
µ
PD77115 refers to
µ
PD77115 and 77115A.
For details of the functions of the
µ
PD77115, refer to the following User’s Manuals:
µ
PD77111 Family User’s Manual - Architecture
µ
PD77016 Family User’s Manual - Instructions
: U14623E
: U13116E
FEATURES
•
•
•
Instruction cycle (operating clock)
Memory
• Internal instruction RAM
• Internal data RAM
Peripherals
• Audio serial interface
• Secure Digital (SD) card interface
• 16-bit timer
• 16-bit host interface
• 8-bit port
13.3 ns MIN. (75 MHz MAX.)
11.5K words
×
32 bits
16K words
×
16 bits
×
2 banks
•
Supply voltage
• DSP core voltage
2.0 to 2.7 V (MAX. operation speed 50 MHz)
2.3 to 2.7 V (MAX. operation speed 75 MHz)
• I/O pin voltage
2.7 to 3.6 V
•
Power consumption
TYP. 50 mW (2.0 V, 50 MHz operation)
ORDERING INFORMATION
Part Number
Package
80-pin plastic FBGA (9
×
9)
80-pin plastic TQFP (fine pitch) (12
×
12)
80-pin plastic FBGA (9
×
9)
µ
PD77115F1-CN6
µ
PD77115GK-9EU
µ
PD77115AF1-xxx-CN6
Remark
xxx indicates ROM code suffix.
The information in this document is subject to change without notice. Before using this document, please
confirm that this is the latest version.
Not all products and/or types are available in every country. Please check with an NEC Electronics
sales representative for availability and additional information.
Document No. U14867EJ5V0DS00 (5th edition)
Date Published August 2004 NS CP(K)
Printed in Japan
The mark
shows major revised points.
2000, 2004
DSP 与 ARM 处理器
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