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STA540SA - 4 x 10W DUAL/QUAD POWER AMPLIFIER
74157 - Quad 2-Line to 1-Line Data Selectors/Multiplexers
74175 - HEX/QUADRUPLE D-Type Flip-Flops
TDA7388 - 4 x 41W QUAD BRIDGE CAR RADIO AMPLIFIER
ADT4C80F - 3 Quadrants Triacs
AIS25CH60H - 3 Quadrants High temperature Triacs
74LS00 - QUAD 2-INPUT NAND GATE
C4574C - QUAD ULTRA LOW-NOISE / WIDEBAND / OPERATIONAL AMPLIFIER
TDA7851 - 4 x 48 W MOSFET quad bridge power amplifier
TDA7377 - 2 x 30W DUAL/QUAD POWER AMPLIFIER
SDP339 - LOW POWER LOW OFFSET VOLTAGE QUAD COMPARATORS
GD25Q64B - Uniform Sector Dual and Quad Serial Flash
LM324N - Quad Operational Amplifier
BT137 - 4 Quadrants Triacs
HEF4093BT - Quad 2-input NAND Schmitt trigger
BTA416Y - Three-quadrant triacs
AIS25CH60 - 3 Quadrants High temperature Triacs
TDA8571J - 4 x 40 W BTL quad car radio power amplifier
HA17324A - Quad Operational Amplifier
PAL013A - 4 x 45 W Quad bridge car radio amplifier