ISD1740PYI Nuvoton Technology Corporation of America, ISD1740PYI Datasheet - Page 4

• Manufacturer Part Number: ISD1740PYI
• Description: IC VOICE REC/PLAY 40-SEC 28-DIP
• Manufacturer: Nuvoton Technology Corporation of America
• Series: ISD1700, ChipCorder®r

Specifications of ISD1740PYI

• Interface: SPI
• Duration: 40 Sec
• Mounting Type: Through Hole
• Package / Case: 28-DIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: ISD-COB1790 - BOARD DEMO FOR ISD1790ISD-COB1760 - BOARD DEMO FOR ISD1760ISD-COB1750 - BOARD DEMO FOR ISD1750ISD-COB1740 - BOARD DEMO FOR ISD1740ISD-COB1730 - BOARD DEMO FOR ISD1730ISD-COB17240 - BOARD DEMO FOR ISD17240ISD-COB17210 - BOARD DEMO FOR ISD17210ISD-COB17150 - BOARD DEMO FOR ISD17150ISD-ES17XX_USB_PB - BOARD DEMO FOR ISD1700 SERIES
• Filter Pass Band: -
• Lead Free Status / RoHS Status: Supplier Unconfirmed, Lead free / RoHS Compliant

2 FEATURES
duration
Integrated message management systems for single-chip, push-button applications
o
Selectable sampling frequency controlled by an external oscillator resistor
o A wide range selection from 20 secs to 480 secs pending upon sampling frequency chosen
Message and operation indicators
o Four customizable Sound Effects (SEs) for audible indication
o Optional vAlert (voiceAlert) to indicate the presence of new messages
o LED: stay on during recording, blink during playback, forward and erase operations
Dual operating modes
o Standalone mode:
o SPI mode:
Two individual input channels
o MIC+/MIC-: differential microphone inputs with AGC (Automatic Gain Control)
o AnaIn: single-ended auxiliary analog input for recording or feed-through
Dual output channels
ChipCorder standard features
o 100,000 record cycles (typical)
o
o
o
o
o
o
o Automatic power-down after each operation cycle
o Differential PWM Class D speaker outputs directly drives an 8 Ω speaker or a typical buzzer
o Configurable AUD (current) or AUX (voltage) single-ended output drives external audio amplifier
o High-quality, natural voice and audio reproduction
o 2.4V to 5.5V operating voltage
o 100-year message retention (typical)
Sample Freq. ISD1730
Sampling Frequency
Rosc
6.4 kHz
5.3 kHz
REC
PLAY
ERASE
FWD
RDY
RESET
VOL
8 kHz
4 kHz
12 kHz
Integrated message management techniques
Automatic power-down after each operation cycle
Fully user selectable and controllable options via APC register and various SPI commands
: level-trigger for recording
: 8 levels output volume control
: edge-trigger to advance to the next message or fast message scan during the playback
INT
: edge-trigger for individual message or level-trigger for looping playback sequentially
: edge-triggered erase for first or last message or level-triggered erase for all messages
: return to the default state
: ready or busy status indication
20 secs
30 secs
37 secs
45 secs
60 secs
ISD1740
26 secs
40 secs
50 secs
60 secs
80 secs
12 kHz
53 kΩ
100 secs
ISD1750
33 secs
50 secs
62 secs
75 secs
80 kΩ
8 kHz
120 secs
ISD1760
40 secs
60 secs
75 secs
90 secs
- 4 -
6.4 kHz
100 kΩ
112 secs
135 secs
180 secs
ISD1790 ISD17120 ISD17150 ISD17180 ISD17210 ISD17240
60 secs
90 secs
120 secs
150 secs
181 secs
240 secs
80 secs
5.3 kHz
120 kΩ
100 secs
150 secs
187 secs
226 secs
300 secs
ISD1700 SERIES
160 kΩ
4 kHz
120 secs
180 secs
225 secs
271 secs
360 secs
Selectable
message
140 secs
210 secs
262 secs
317 secs
420 secs
160 secs
240 secs
300 secs
362 secs
480 secs