ISD1810 Datasheet, PDF (7/18 Pages) Winbond – Single-Chip, Single-Message Voice Record/Playback Device 8- to 16-Second Durations

ISD1810 Product
Symbol
Parameters
Table 3: DC Parameters
Min⁽²⁾ Typ⁽¹⁾ Max⁽²⁾ Units
Conditions
V_IL
V_IH
V_OL
V_OH
I_CC
I_SB
I_ILPD1
I_ILPD2
I_ILPD3
R_EXT
R_MIC, R_MICREF
A_MSP
Input Low Voltage
Input High Voltage
2.0
Output Low Voltage
Output High Voltage
2.4
V_CC Current (Operating)
V_CC Current (Standby)
Input Leakage Current
Input Current HIGH
30
Input Current HIGH
3
Output Load Impedance 8
Preamp Input Resistance
MIC SP+/– Gain
0.8 V
V
0.4 V
V
30
mA
0.5 10
µA
±1 µA
150 400 µA
130 µA
Ω
10
KΩ
42
dB
(3)
I_OL = 4.0 mA
(3)
I_OH = – 1.6 mA
V_CC = 4.5V
(4) (5)
(6)
Force V_SS
(7)
Force V_CC
(8)
Force V_CC
Speaker Load, SP+ to SP–
AGC = 0.0 V
1. Typical values @ T = 25°C and 3.0 V.
A
2. All Min/Max limits are guaranteed by ISD via electrical testing or characterization. Not all specifications are
100 percent tested.
3. Record LED output, RECLED.
4. V and V connected together.
CCA
CCD
5. REC, PLAYL, PLAYE, XCLK, and FT must be at V .
SSD
6. REC, PLAYL, and PLAYE.
7. REC, PLAYL and PLAYE.
8. FT.
Symbol
Characteristic
F_S
F_CF
T_REC
T_PLAY
T_EOM
T_DB
Sampling Frequency
Filter Pass Band
Record Duration
Playback Duration
EOM Pulse Width
Debounce Time
Table 4: AC Parameters¹
Min⁽³⁾ Typ⁽²⁾ Max⁽³⁾ Units
Conditions
(4)
6.4
KHz
(5)(6)
2.6
KHz 3 dB Roll-Off Point
10
11
sec
(4)
(4)
10
11
sec
84
msec
84
msec
4
Voice Solutions in Silicon^™