AD1994ACPZ Analog Devices Inc, AD1994ACPZ Datasheet - Page 20

• Manufacturer Part Number: AD1994ACPZ
• Description: IC AMP AUDIO PWR 25W 64LFCSP
• Manufacturer: Analog Devices Inc
• Type: Class Dr

Specifications of AD1994ACPZ

• Output Type: 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 25W x 2 @ 6 Ohm
• Voltage - Supply: 4.5 V ~ 5.5 V
• Features: Depop, Mute, Short-Circuit and Thermal Protection
• Mounting Type: Surface Mount
• Package / Case: 64-LFCSP
• Operational Class: Class-D
• Audio Amplifier Output Configuration: 1-Channel Mono/2-Channel Stereo
• Output Power (typ): 50x1@3Ohm/25x2@6OhmW
• Audio Amplifier Function: Speaker
• Total Harmonic Distortion: 0.003@1W%
• Single Supply Voltage (typ): Not RequiredV
• Dual Supply Voltage (typ): 5/20V
• Supply Current (max): 260@12V/27@5V/7@5VmA
• Power Supply Requirement: Triple
• Rail/rail I/o Type: No
• Power Supply Rejection Ratio: 65dB
• Single Supply Voltage (min): Not RequiredV
• Single Supply Voltage (max): Not RequiredV
• Dual Supply Voltage (min): 4.5/6.5V
• Dual Supply Voltage (max): 5.5/22.5V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 64
• Package Type: LFCSP EP
• For Use With: EVAL-AD1994EBZ - BOARD EVAL FOR AD1994
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD1994
APPLICATION CIRCUITS
THERMAL SHUTDOWN
THERMAL WARNING
OVERCURRENT
6.8µF
4.7µF
DIGITAL
INPUTS
+
+
0.1µF
10µF
10µF
10kΩ
0.1µF
0.1µF
+
+
+
47µF
AINL
AINL
MOD_FILT
REF_FILT
PGA0
PGA1
DCTRL2
DCTRL1
DCTRL0
MUTE
RESET
ERR2
ERR1
ERR0
CLKI
CLKO
AV
DD
+
Figure 48. Typical Stereo Circuit
47µF
DV
Rev. 0 | Page 20 of 24
DD
AD1994
PV
DD
1000µF
PV
OUTR+
OUTR–
OUTL+
OUTL–
+
NFR+
NFR–
DD
NFL+
NFL–
1000µF
+
0.1µF
PV
PV
PV
PV
DD
DD
DD
DD
0.1µF
R1 = 4.2kΩ
R2 = 1.8kΩ
L = 18µH
C = 1µF
LOAD = 6Ω
R1
R2
R2
R1
R1
R2
R2
R1
L
L
L
L
C
C
C
C