Where can I buy CD4045BPWE4?

CD4045BPWE4 is available from Digi-Key, Hotenda, 1Source, Rochester Electronics. See pricing comparison above.

CD4045BPWE4 Texas Instruments | Integrated Circuits (ICs) | DigiKey

Brand name, Manufacturer name, Manufacturer, Attribute01	Texas Instruments
Attribute00	Integrated Circuits (ICs)
Attribute02	4000B
Attribute03	Tube
Attribute04	Obsolete
Attribute05	Binary Counter
Attribute06	Up
Attribute07, atoms, moq, multiple	1
Attribute08	21
Attribute09, Attribute10	-
Attribute11	12 MHz
Attribute12	Negative Edge
Attribute13	3 V ~ 18 V
Attribute14	-55?C ~ 125?C
Attribute15	Surface Mount
Attribute16	16-TSSOP (0.173", 4.40mm Width)
Attribute17	16-TSSOP
Attribute18	CD4045
AttributeKey00	Category
AttributeKey01	Mfr
AttributeKey02	Series
AttributeKey03	Package
AttributeKey04	Part Status
AttributeKey05	Logic Type
AttributeKey06	Direction
AttributeKey07	Number of Elements
AttributeKey08	Number of Bits per Element
AttributeKey09	Reset
AttributeKey10	Timing
AttributeKey11	Count Rate
AttributeKey12	Trigger Type
AttributeKey13	Voltage - Supply
AttributeKey14	Operating Temperature
AttributeKey15	Mounting Type
AttributeKey16	Package / Case
AttributeKey17	Supplier Device Package
AttributeKey18	Base Product Number
Extra Product Name	CD4045BPWE4 Texas Instruments \| Integrated Circuits (ICs) \| DigiKey
extraShipping, qtyInStock	0
MPN	CD4045BPWE4
SKU	1691081

Seller	SKU	MOQ	Multiple
Digi-Key	1691081	1	1
Hotenda	H2497332	1	1
1Source	CD4045BPWE4	1	1
Rochester Electronics	CD4045BPWE4