ISD1932SYI Nuvoton Technology Corporation of America, ISD1932SYI Datasheet - Page 16

• Manufacturer Part Number: ISD1932SYI
• Description: IC VOICE REC/PLAY 64SEC 28-SOIC
• Manufacturer: Nuvoton Technology Corporation of America
• Series: ISD1900r

Specifications of ISD1932SYI

• Interface: Pushbutton
• Duration: 21.2 - 64 Sec
• Mounting Type: Surface Mount
• Package / Case: 28-SOIC (0.300", 7.50mm Width)
• For Use With: ISD-COB1964 - BOARD DEMO FOR ISD1964/32ISD-COB1916 - BOARD DEMO FOR ISD1916
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Filter Pass Band: -

6.2.
• When precision sampling frequency is required, external clock mode can be activated by setting XCLK
• However, when internal clock is used, XCLK
• The external clock frequencies required for various sampling frequencies are listed in below table.
• The Direct Mode is selected by the Drct
• Once Direct Mode is activated, FMC1, FMC2 & FMC3 are utilized to select various (1 to 8) fixed
• The record or playback operation is pre-defined by the R ¯¯/P pin. Setting this pin to Low allows record
• Each message can be randomly accessed via its message control pin (M1
6.1.5
1 5
to Low. Under such condition, the resistor at Rosc pin must be removed and the external clock signal
must be applied to the Rosc pin. These conditions must be satisfied prior to any operations.
D
the device to construct itself to the appropriate configuration by re-defining the function on the related
control pins. Also, the mode change is only allowed while the device is in power down state and is
inhibited when an operation is in progress.
message configurations
message has approximate equal length of duration, which is related to the number of rows assigned as
in tables below.
operation while setting it to High enables playback operation.
operations are facilitated accordingly. Non-configured pins are automatically disabled and must be
floated.
IRECT
Sampling Freq [kHz]
¯¯¯¯¯ [MHz]
XCLK
2 5
XCLK Feature
M
ODE
Addr/Drct
<S3:S0>
<E3:E0>
or AnaIn
Mic+/-
PlayE
REC
LED
SP+
SP-
T
Figure 6-7
ASet
T
[1]
Deb
. Pending upon the arrangement on FMC1, FMC2 & FMC3, each divided
T
Ers
3.072
T
An example of Playback supersedes Record
AHold
12
¯¯¯¯ pin. Once chosen, the supply voltage must be reset to allow
¯¯¯¯¯ must be linked to High.
2.048
T
16
Deb
8
T
Settle1
T
Settle3
1.638
6.4
Publication Release Date: Jan 5, 2009
1.356
5.3
¯¯ ~ M8
¯¯ ) and the desired
1.024
T
EOM
4
ISD1900
Revision 0.51
¯¯¯¯¯