ISD5216
ISD5216 is Single-chip Voice Record/playback manufactured by Winbond.
DESCRIPTION
The Chip Corder ISD5216 is an 8 to 16 minute Voice and Data Record and Playback system with integrated Voice band CODEC. The device works on a single 2.7V to 3.3V supply, and has fully integrated system functions, including: AGC, microphone preamplifier, speaker driver, memory and CODEC. The CODEC meets the PCM conformance specification of the G.714 remendation. Its µLaw and A-Law pander meets the specification of the ITU-T G.711 remendation.
2. FEATURES
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- Single Supply 2.7 to 3.3 Volt operation Voice and digital data record and playback system on a single chip Industry-leading sound quality Low voltage operation Message management Fully integrated system functions Flexible architecture Nonvolatile message storage Configurable Chip Corder sampling rates of 4 k Hz, 5.3k Hz, 6.4 k Hz and 8k Hz 8, 10, 12 and 16 minutes duration External or internal Voice recorder clock serial interface (400k Hz) Configurable analog paths 2.2V Microphone Bias Pin 100 year message retention (typical) 100K analog record cycles (typical) 10K digital record cycles (typical) Full-duplex (not in I2S mode) single channel speech CODEC with: o External 13.824 MHz, 27.648 MHz, 20.48 MHz or 40.96 MHz master clock 2 o I S and PCM digital audio interface ports o Serial transfer data rate from 64 to 3072 Kbps o Short and Long frame sync formats o 2s plement and signed magnitude data format o plete µ-Law and A-Law panding o Linear 14 bit ∆Σ PCM CODEC-filter for A/D and D/A converter o 8 k Hz or 44.1 k Hz
- 48 k Hz digital audio sampling rate options o Analog receive and transmit gain adjust o Configurable setup through the I2C interface
- I2C
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3. BLOCK DIAGRAM
I5216 Block Diagram
MICBS
MICROPHONE 2.2V Voltage reference
(AGPD)
MIC+ MIC AGCCAP
MIC IN
INP SUM1 MUX
(AGPD) AUX IN
Σ
SUM1 Summing AMP SUM1 ARRAY
SUM1
Input Source MUX
Auto mute Auto gain
Low Pass Filter
FILTO AUX IN
( S1M0 S1M1...
