E-TDA7590 STMicroelectronics, E-TDA7590 Datasheet - Page 17

• Manufacturer Part Number: E-TDA7590
• Description: IC DSP SPEECH/AUDIO 144-TQFP
• Manufacturer: STMicroelectronics
• Type: Signalr

Specifications of E-TDA7590

• Applications: Speech Recognition
• Mounting Type: Surface Mount
• Package / Case: 144-TQFP Exposed Pad, 144-eTQFP, 144-HTQFP, 144-VQFP
• Device Core Size: 24b
• Format: Fixed Point
• Clock Freq (max): 120MHz
• Mips: 120
• Device Input Clock Speed: 120MHz
• Ram Size: 384KB
• Operating Supply Voltage (typ): 1.8/3.3V
• Operating Supply Voltage (min): 1.62/3V
• Operating Supply Voltage (max): 1.98/3.6V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 144
• Package Type: TQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TDA7590
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24 bit DSP core
The DSP core is a general purpose 24-bit DSP. The main feature of the DSP core are listed
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120 MHz operating frequency (120 MIPS)
Fully pipelined 24 x 24 bit parallel multiplier-accumulator
Saturation/limiting logic
56-bit parallel barrel shifter
Linear, reverse carry and modulo addressing modes
24-bit address buses for program, X and Y data spaces and DMA
Memory-expandible hardware stack
Nested zero-overhead DO loops
Fast interrupts
Powerful JTAG emulation port
Software wait and stop low power standby modes
Program address tracing support
Two 24-bit data moves in parallel with arithmetic operations
External interrupts including non-maskable interrupt
Interrupts may be independently masked and prioritized
Bit-manipulation instructions can access any register or memory location
On board support for DMA controller
24 bit DSP core
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